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Antique Solitaire Ring – 0.50ct Old European Cut Diamond Engagement Ring, 18ct Gold, Birmingham 1919
The Chelsea Bijouterie Ltd
for sale €1,398     $1,518
£1,195

The Chelsea Bijouterie Ltd

Sellingantiques Verified Since Nov 2018
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Antique Solitaire Ring – 0.50ct Old European Cut Diamond Engagement Ring, 18ct Gold, Birmingham 1919

1900 - 1920
Description

At its centre is a particularly fine old European-cut diamond of approximately 0.50 carat. Clear, bright and full of life, the stone displays immense sparkle together with the softer, more individual beauty found only in antique hand-cut diamonds. Its high crown and charming facet pattern produce flashes of light from every angle.

The diamond is held securely within a simple raised eight-claw gold crown, beautifully framed by an open floral arrangement. The polished split shoulders flow gracefully towards the setting, while the generously proportioned gold shank gives the ring a reassuringly substantial feel.

Weighing an impressive 4.8 grams, this is a beautifully made antique ring with considerable presence when worn. Its timeless solitaire design, romantic history and lively old-cut diamond would make it a fabulous and highly individual engagement ring.

Date: 1919

Period: Early 20th century

Diamond: Natural old European cut

Diamond dimensions: Approximately 4.2mm × 4.5mm × 3.8mm deep

Estimated diamond weight: Approximately 0.50 carat

Estimated colour: H/I

Estimated clarity: SI

Setting: Raised eight-claw gold crown with open floral detailing

Height above shank: Approximately 4.5mm

Metal: 18ct yellow gold

Hallmarks: Birmingham 1919

Hallmark condition: The 18ct mark is partly rubbed; the Birmingham assay mark and date letter remain clear

Ring size: UK L½

US ring size: Approximately 6

Resizing: The ring should resize readily

Weight: 4.8 grams

Condition: This antique ring is in excellent condition

Presentation: It comes in the presentation box illustrated

Reference: 23255

Please visit our website to view our full collection:

https://www.the-chelsea-bijouterie.com

Payment:

By Debit/ Credit Card, PayPal or Bank Transfer

Shipping:

We post worldwide free of charge

All items are sent fully insured, tracked and signed for.

Terms of Sale:

We are totally committed to customer satisfaction. We take great care to give accurate and detailed descriptions accompanied by high definition photos. If you are not entirely happy with your purchase we will gladly offer you a full refund. Please return within 14 days of receipt of your purchase.

About Us:

We have years of knowledge and experience in dealing in antiques and antique & designer jewellery. We are committed to giving exceptional customer service. The Chelsea Bijouterie aims to offer beautiful and interesting items at affordable prices.

Declaration

The Chelsea Bijouterie Ltd has dated this Antique Diamond Solitaire Ring to the 1910s.

Reference Numbers
Sellingantiques Reference
SA1227229
Dealers Internal Reference
23255
Description
At its centre is a particularly fine old European-cut diamond of approximately 0.50 carat.
Clear, bright and full of life, the stone displays immense sparkle together with the softer, more individual beauty found only in antique hand-cut diamonds.
The Chelsea Bijouterie Ltd

Its high crown and charming facet pattern produce flashes of light from every angle.

fig 1. An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount.
fig 1. Antique Solitaire Ring – 0.50ct Old European Cut Diamond Engagement Ring, 18ct Gold, Birmingham 1919

The diamond is held securely within a simple raised eight-claw gold crown, beautifully framed by an open floral arrangement. The polished split shoulders flow gracefully towards the setting, while the generously proportioned gold shank gives the ring a reassuringly substantial feel.

fig 2. An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount.
fig 2. Antique Solitaire Ring – 0.50ct Old European Cut Diamond Engagement Ring, 18ct Gold, Birmingham 1919

Weighing an impressive 4.8 grams, this is a beautifully made antique ring with considerable presence when worn. Its timeless solitaire design, romantic history and lively old-cut diamond would make it a fabulous and highly individual engagement ring.

fig 3. An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount.
fig 3. Antique Solitaire Ring – 0.50ct Old European Cut Diamond Engagement Ring, 18ct Gold, Birmingham 1919

Date: 1919

Period: Early 20th century

Diamond: Natural old European cut

Diamond dimensions: Approximately 4.2mm × 4.5mm × 3.8mm deep

Estimated diamond weight: Approximately 0.50 carat

Estimated colour: H/I

fig 4. An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount.
fig 4. Antique Solitaire Ring – 0.50ct Old European Cut Diamond Engagement Ring, 18ct Gold, Birmingham 1919

Estimated clarity: SI

Setting: Raised eight-claw gold crown with open floral detailing

Height above shank: Approximately 4.5mm

Metal: 18ct yellow gold

Hallmarks: Birmingham 1919

Hallmark condition: The 18ct mark is partly rubbed; the Birmingham assay mark and date letter remain clear

fig 5. An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount.
fig 5. Antique Solitaire Ring – 0.50ct Old European Cut Diamond Engagement Ring, 18ct Gold, Birmingham 1919

Ring size: UK L½

US ring size: Approximately 6

Resizing: The ring should resize readily

Weight: 4.8 grams

Condition: This antique ring is in excellent condition

Presentation: It comes in the presentation box illustrated

Reference: 23255

Please visit our website to view our full collection:

https://www.the-chelsea-bijouterie.com

Payment:

By Debit/ Credit Card, PayPal or Bank Transfer

Shipping:

We post worldwide free of charge

All items are sent fully insured, tracked and signed for.

Terms of Sale:

We are totally committed to customer satisfaction. We take great care to give accurate and detailed descriptions accompanied by high definition photos. If you are not entirely happy with your purchase we will gladly offer you a full refund. Please return within 14 days of receipt of your purchase.

About Us:

We have years of knowledge and experience in dealing in antiques and antique & designer jewellery. We are committed to giving exceptional customer service. The Chelsea Bijouterie aims to offer beautiful and interesting items at affordable prices.

Date of Manufacture

The Chelsea Bijouterie Ltd has dated this Antique Diamond Solitaire Ring to the 1910s.

Reference Numbers
Sellingantiques Ref
SA1227229
Dealers Internal Ref
23255
The Chelsea Bijouterie Ltd
Sellingantiques verified Since Nov 2018
Dealer Profile

You can view the stock and full dealer information on the The Chelsea Bijouterie Ltd Profile Page

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An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount.
1 / 6
Archive I An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount.

Antique Solitaire Ring – 0.50ct Old European Cut Diamond Engagement Ring, 18ct Gold, Birmingham 1919

Archive II An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount. View II
Archive III An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount. View III
Archive IV An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount. View IV
Archive V An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount. View V
Archive VI An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount. View VI
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Telephone 07949 058 591
Location
85 Great Portland Street
London
W1W 7LT
United Kingdom
Verified Since Nov 2018
Items For Sale 173
Items Sold 873
The Chelsea Bijouterie Ltd
Verified Since Nov 2018
View Dealer Info
Location: 85 Great Portland Street, London, W1W 7LT, United Kingdom
Verified
Nov 2018
For Sale
173
Sold
873
An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount.
Antique Solitaire Ring – 0.50ct Old European Cut Diamond Engagement Ring, 18ct Gold, Birmingham 1919
Ref: SA1227229
An 18ct yellow gold band featuring a central Old European cut diamond set within a fluted starburst mount.
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Our dealers are highly experienced in packing and shipping fragile, high-value antiques. Because you are in direct contact with the dealer, you will be able to easily go through all available shipping and insurance options together to ensure your item arrives safely.
Antiques are the ultimate green purchase. By choosing historical pieces over newly manufactured goods, you completely eliminate the carbon footprint of modern mass production while preserving exceptional, timeless craftsmanship.

An Old European cut diamond solitaire ring features a single diamond cut with a high crown, small table, and open culet, mounted on a precious metal band. Popular from the late 19th through the early 20th century, these diamonds were hand-faceted to sparkle under candlelight.

Jewellery from this era was predominantly crafted in 18ct yellow gold, 15ct gold, or platinum, often bearing official assay office hallmarks such as those from Birmingham or London. Central stones were typically diamonds, sapphires, or rubies, set with carved or millegrain details.

Authentic British pieces carry stamped assay hallmarks indicating the fineness mark, assay office symbol, and date letter. A 1919 Birmingham stamp includes a crown and 18 mark for 18ct gold, an anchor for Birmingham, and a specific date letter.

An antique diamond ring can be styled as a focal piece alongside minimal modern gold bands or stacked with fine textured rings. The warm tones of yellow gold complement modern mixed-metal accessories.

Clean the ring using warm water, mild detergent, and a soft-bristled brush to remove dust from around the setting. Store the piece individually in a lined box to prevent hard stones from micro-scratching the gold.
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