1 Carat Engagement Rings - Estate Diamond Jewelry https://www.estatediamondjewelry.com/product-tag/1-carat-engagement-rings/ Vintage Engagement Rings and Antique Engagement Rings Fri, 30 Jan 2026 14:04:20 +0000 en-US hourly 1 https://wordpress.org/?v=6.9 Edwardian 1.83ct Diamond Carbert Ring, Circa 1910 https://www.estatediamondjewelry.com/product/carbert-ring/ Thu, 29 Jan 2026 18:08:13 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=94521 An Edwardian era ring featuring a 1.83 carat old European cut center diamond with a K color and VS2 clarity. Surrounding the center stone is an intricate filigree design adorned with diamonds and milgrain detailing. The additional diamonds weigh a total of approximately 1.03 carats. This ring was handcrafted in platinum, circa 1910 and bears French import marks.

The dimensions of the center diamond are approximately 7.37mm x 7.43mm x 4.80mm.

This ring is currently size 8.5 and can be resized at no extra cost.

A Word from the Jeweler: I’m always drawn to Edwardian work like this because it feels airy and intentional. The way the diamonds are arranged around the center stone gives the overall look a softness that’s rare to find.

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]]> Art Deco 1.25ct Diamond Geometric Lambert Ring, Circa 1925 https://www.estatediamondjewelry.com/product/lambert-ring/ Thu, 29 Jan 2026 17:09:38 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=94517 This Art Deco ring features an old European cut center diamond weighing approximately 1.25 carats with an I color and VS2 clarity, set in square prongs. Surrounding the center stone is a geometric step design adorned with additional old European cut diamonds weighing a total of approximately 0.92 carats. This ring was handcrafted in platinum, circa 1925.

The dimensions of the center diamond are approximately 6.65mm x 6.59mm x 3.95mm. The approximate measurements of this ring including the stepped halo are 10.80mm x 16.65mm.

This ring is currently size 6 and can be resized at no extra cost.

A Word from the Jeweler: I’m drawn to how the art deco design expresses such confidence through its strong geometric design. I also think the structure of this ring makes it feel intentional in a way that’s rare to see today.

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]]> GIA 1.69ct Old European Cut Diamond Platinum Joslin Ring https://www.estatediamondjewelry.com/product/joslin-ring/ Tue, 27 Jan 2026 17:20:44 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=69621 A stunning ring featuring a GIA-certified old European cut diamond weighing 1.69 carats, J color, SI2 clarity. Surrounding the center diamond is a cluster of old European cut diamonds weighing a total of 0.91 carats. This ring is made in platinum with a triple wire shank design.

The center diamond measures 7.25mm x 7.55mm x 4.59mm. The measurement of this ring including the floral cluster is approximately 12.32mm x 12.24mm.

The current size of this ring is 6.25 and can be resized at no extra cost.

A Word from the Jeweler: I really like how the diamond cluster feels cohesive rather than busy. The triple wire shank in platinum adds a subtle architectural quality that I personally love.

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]]> Art Deco GIA 1.67ct Diamond Montant Ring, Circa 1920 https://www.estatediamondjewelry.com/product/montant-ring/ Tue, 27 Jan 2026 16:41:18 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=94391 This Art Deco ring centers a GIA certified 1.67 carat old European cut diamond with a K color and VS2 clarity. The shoulders and under-gallery of this ring features intricate filigree detailing adorned with additional diamonds and milgrain detailing. The additional diamonds weigh a total of approximately 0.52 carats. This ring was handcrafted in platinum, circa 1920.

The center diamond measures 7.78mm x 7.87mm x 4.39mm.

The current size of this ring is 4.75 and can be resized at no extra cost.

A Word from the Jeweler: I’m always impressed by how an old European-cut center stone brings a softness that you simply don’t see in contemporary cuts. The filigree work along the shoulders and under-gallery feels thoughtfully executed , it’s the kind of detail that instantly tells me it was made with real intention.

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]]> Vintage Art Deco 1.10ct Diamond Copenhagen Ring, Circa 1930 https://www.estatediamondjewelry.com/product/copenhagen-ring/ Mon, 26 Jan 2026 20:00:20 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=28770 An original antique ring featuring an old European cut diamond weighing approximately 1.10 carats, I color and VS1 clarity, set in box prongs. Single cut diamonds are pave-set into the shoulders, which form a geometric halo in a step design. The total additional diamond weight is approximately 0.56 carats. The shank is decorated with hand engravings. This ring was handcrafted in platinum during the Art Deco era, circa 1930.

The dimensions of the center diamond are approximately 6.50mm x 6.47mm x 3.78mm. The approximate measurements of this ring including the stepped halo are 10.78mm x 15.04mm.

This ring is currently size 7.25 and can be resized at no extra cost.

A Word from the Jeweler: I’m especially drawn to this art deco ring because the center stone and geometric halo capture the bold spirit of the era in a way that feels timeless to me. The platinum setting elevates the structure and makes the overall look feel confident.

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]]> Vintage GIA 1.23ct Diamond Truckton Ring, Circa 1970 https://www.estatediamondjewelry.com/product/truckton-ring/ Mon, 26 Jan 2026 15:04:47 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=89588 This vintage ring centers a GIA certified 1.23 carat emerald cut diamond with a I color and VVS1 clarity set in a prong setting. Two baguette diamonds accent the center diamond weighing a total of approximately 0.20 carats. This ring is made in platinum, circa 1970.

The measurements of the center diamond are 7.63mm x 4.94mm x 3.24mm.

This ring is currently size 7.25 and can be resized at no extra cost.

A Word from the Jeweler: I think the emerald cut diamond with baguettes on the shoulders creates such a timeless look that feels effortlessly elegant. It pairs beautifully with a simple diamond band, letting the clean lines of the center stone take the spotlight.

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]]> Art Deco GIA 1.74ct Diamond and Sapphire Calciano Ring, Circa 1925 https://www.estatediamondjewelry.com/product/calciano-ring/ Wed, 21 Jan 2026 16:35:46 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=94274 This Art Deco ring centers a GIA certified 1.74 carat old European cut diamond with an H color and VS2 clarity. An intricate filigree design surrounds the center stone featuring old mine cut diamonds and French cut sapphires. The additional diamonds weigh approximately 0.40 carats. The shank  is decorated with hand engraved detailing. This ring was handcrafted in platinum, circa 1925.

The measurements of the center diamond are 7.61mm x 7.75mm x 4.78mm.

This ring is currently sized at 8.5 and can be resized to any finger size.

A Word from the Jeweler: I’m always drawn to Art Deco jewelry that gets the balance right, and the filigree work here paired with diamond and sapphire feels especially confident to me. We chose this ring because that combination, done this well, isn’t something I see come along often, and it still feels just as relevant today.

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]]> GIA 1.01ct Cushion Diamond and Sapphire Levant Ring https://www.estatediamondjewelry.com/product/levant-ring/ Mon, 12 Jan 2026 15:47:46 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=87153 This ring features a cushion cut GIA certified 1.01 carat center diamond with a I color and VS1 clarity. Accenting the center stone are two pear shaped sapphire stones weighting a total of 0.43 carats. Halos of single cut diamonds surround the center and accenting stones. The under-gallery showcases detailed openwork designs. This ring was handcrafted in platinum.

The measurements of the center stone are approximately 6.02mm x 5.50mm x 3.81mm. The measurements of this ring, including the halo and accenting stones, are approximately 8.53mm x 14.86mm.

This ring is currently sized at 6.5 and can be resized at no extra cost.

A Word from the Jeweler: I’m especially drawn to how the cushion-cut diamond plays off the pear-shaped sapphires. The platinum setting is beautifully built and holds the design in a way that feels both deliberate and graceful.

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]]> Vintage 1.33ct Diamond Marsia Ring, Circa 1945 https://www.estatediamondjewelry.com/product/marsia-ring/ Thu, 08 Jan 2026 15:47:29 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=93853 A vintage solitaire engagement ring centering a 1.33 carat old European cut diamonds set in prongs. The diamond faces up yellow with an O/P color and VS1 clarity. This ring was handcrafted in 14k white gold, circa 1945.

The measurements of the center diamond are 7.06mm x 7.04mm x 5.02mm.

This ring is currently size 8 and can be resized at no extra cost.

A Word from the Jeweler: I love how this vintage solitaire engagement ring embraces its diamond’s yellow face-up color, giving the ring a quiet confidence that feels true to its age. It’s a solitaire we chose because that natural warmth and straightforward style shows on a ring that has been well cared for.

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]]> GIA 1.00ct Emerald Cut Diamond Calimera Ring https://www.estatediamondjewelry.com/product/calimera-ring/ Wed, 07 Jan 2026 20:01:58 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=93798 This ring features a GIA certified 1.00 carat emerald cut center diamond with a G color and VS2 clarity. Two baguette diamonds are set on each shoulder weighing a total of 0.21 carats. This ring is made in platinum.

The measurements of the center diamond are 6.54mm x 4.65mm x 3.23mm.

This ring is currently size 6.75 and can be resized at no extra cost.

A Word from the Jeweler: I’m love how the emerald-cut diamond holds its presence, and the baguettes on each shoulder give this ring a structure I find both classic and confident. This ring would pair effortlessly with other diamond jewelry for a refined look.

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]]> GIA 1.01ct Emerald Cut Diamond Sapphire Halo Atwood Ring https://www.estatediamondjewelry.com/product/atwood-ring/ Wed, 07 Jan 2026 18:50:24 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=4854 A beautiful halo engagement ring featuring a bezel set GIA certified 1.01 carat emerald cut, I color, VS2 clarity diamond. Surrounding the center stone is a 0.70 carat halo of French cut natural sapphires. The sapphires are channel-set and have a deep blue saturation. Accenting the shoulders of this ring are two baguette-cut diamonds. This ring was handcrafted in platinum and hallmarks an open-work under-gallery.

The center diamond measures 6.53mm x 4.73mm x 3.26mm. The measurements of the ring, including the halo, are 10.23mm x 8.55mm.

The current size of this ring is 6.25 and can be resized at no extra cost.

A Word from the Jeweler: I love how the emerald-cut diamond at the center really stands out, especially surrounded by the sapphire halo. This platinum ring pairs beautifully with both classic diamond studs or a sleek sapphire bracelet, which makes it versatile for daily wear or special occasions.

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]]> GIA 1.15ct Double Halo Marzano Ring & Pendant https://www.estatediamondjewelry.com/product/marzano-ring/ Wed, 07 Jan 2026 18:11:12 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=93785 This ring centers a GIA certified 1.15 carat marquise diamond with a beautiful D color and VS1 clarity. Surrounding the center diamond is a double halo of channel-set sapphire and diamond stones. The under-gallery of this ring is decorated with an open work motif leading to a split shank design on the shoulders featuring additional diamonds and milgrain detailing. This ring is made in platinum and 18k white gold. This ring features a convertible ring-to-pendant mounting.

The sapphire stones weigh a total of approximately 0.71 carats. The additional diamonds weigh a total of approximately 0.80 carats.

The center diamond measures 10.92mm x 5.43mm x 3.35mm. The measurements of the ring, including the halos, are 19.62mm x 12.66mm.

The current size of this ring is 6.25 and can be resized at no extra cost.

A Word from the Jeweler: I was immediately taken by the marquise diamond, especially the purity of its color, which feels striking even at a glance. The convertible ring-to-pendant mounting is another reason this one stood out to me, a design like this is hard to come by.

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]]> Antique Bailey Banks & Biddle GIA 1.36ct Diamond Ring, Circa 1930 https://www.estatediamondjewelry.com/product/bailey-banks-biddle-ring/ Wed, 07 Jan 2026 16:13:28 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=93780 An antique Bailey Banks & Biddle ring centering a GIA certified 1.36 carat old mine cut diamond with an H color and SI2 clarity. A hidden halo of additional diamonds decorates the under-gallery of this ring weighing a total of approximately 0.14 carats. This ring was handcrafted in platinum and signed Bailey Banks & Biddle, circa 1930.

The approximate measurements of the center diamond are 6.44mm x 6.22mm x 5.06mm.

This ring is currently sized at 5.25.

A Word from the Jeweler: What stands out to me about this antique Bailey Banks & Biddle engagement ring is the old mine cut diamond, which carries the kind of character you only get from early hand-cut stones. Paired with the thick band, it feels thoughtfully made and reassuring in a way I appreciate when selecting antique jewelry.

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]]> 1.60ct Antique Cushion Cut Diamond Winchester Ring https://www.estatediamondjewelry.com/product/winchester-ring/ Wed, 07 Jan 2026 15:14:30 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=49836 A beautiful three-stone ring centering a 1.60 carat elongated antique cushion cut diamond with a J color and SI1 clarity. Accenting the center diamond are two old European cut diamonds weighing a total of 0.98 carats. The under-gallery and shoulders of this ring are adorned with additional diamonds and milgrain detailing. This ring was made in platinum.

The approximate measurements of the center diamond are 7.62mm x 6.95mm x 4.56mm.

This ring is currently size 6.25 and can be resized at no extra cost.

A Word from the Jeweler: I’m really taken with the antique cushion center stone paired with old European diamonds on the sides, a combination that gives a glow associated to true antique diamonds. The added diamonds along the shoulders and under-gallery make this ring stand out to me as something thoughtfully made, not overdone, and genuinely special to come across.

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]]> Art Deco 1.16ct Old European Diamond Filigree Narros Ring, Circa 1925 https://www.estatediamondjewelry.com/product/narros-ring/ Mon, 05 Jan 2026 19:23:54 +0000 https://www.estatediamondjewelry.com/?post_type=product&p=93639 This Art Deco ring centers a 1.16 carat old European cut diamond with a K color and VS1 clarity. Surrounding the center stone is an intricate filigree design adorned with additional diamonds weighing a total of approximately 0.30 carats. The shank of this ring features hand-engraved detailing. This ring was handcrafted in platinum, circa 1925.

The approximate measurements of the center diamond are 7.18mm x 7.15mm x 4.80mm.

This ring is currently size 5.75  and can be resized at no extra cost.

A Word from the Jeweler: I love how the filigree and engraved shank highlight the craftsmanship of this Art Deco ring. The old European-cut center diamond adds a timeless character that makes it truly collectible.

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