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Edwardian 1.00 Carat Siam Ruby and 1.12 Carat Diamond Yellow Gold Cocktail Ring



A stunning, fine and impressive antique 1.20ct Siam ruby and 1.09 carat diamond, 18 karat yellow gold and platinum set cocktail ring; part of our diverse antique jewelry and estate jewelry collections. This stunning ruby and diamond ring has been crafted in 18k yellow gold. The pierced decorated marquise shaped setting displays a central cushion cut pavé set Siam ruby, framed to the upper and lower borders with a pavé set round faceted cut Siam ruby. The rubies are surrounded by eighteen individually set Old European round cut diamonds, in addition to four smaller diamonds to the incurves of the aforementioned central arrangment. The elevated shoulders are each accented by a single pavé set Old European cut diamond and integrate with the main setting and hallmarked 18k yellow gold ring shank. The interior of the shank is hallmarked with the maker's mark (L&L), the gold guarantee mark (crown), the 18k gold fineness mark (18), the Birmingham Assay Office hallmark (anchor) and the date letter. The shank is further marked with the contemporary engraved inscription '1903'. The Siam ruby ring with diamonds is supplied with an independent diamond grading report card, in addition to a ruby report card and certificate supplied by the Gemmological Certification Services, London*. NOTE: * This documentation accredits the rubies originating in Thailand (Siam) and certifies that the gemstones shows no indications of heating; non-heated rubies are a scarcity. Images do not always reflect the true color and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual color and showcases each stone. Condition This stunning dress ring is exceptional quality set with a stunning natural Siam rubies displaying fine color, brilliance and presence. The Old European cut diamonds are very well color matched and display a fine white color and brilliance. The ring is an exceptional gauge of gold and is in excellent condition, with very clear deeply struck hallmarks to the interior of the shank, with exceptional to the date letter which is poorly struck. Ruby Quality Color Red Cut Cushion/round faceted Total Content 1.00 carat Origin Thailand (Siam) Dimensions 2.7mm x 2.5mm x 1.4mm Dimensions 5.8mm x 4.7mm x 3.1mm Dimensions 2.6mm x 2.5mm x 1.6mm Diamond Quality Color (average grades) G Clarity (average grades) SI1 Cut Old European Content (total) 1.12 carat Dimensions Length of Setting 2.066cm/0.81" Width of Setting 9.6mm/0.38" Height of Setting 3.76mm/0.15" Ring Size UK Size P 1/2 USA Size 7 3/4 The ring size may be professionally adjusted in size on request to meet your personal requirements. Weight 4.79 grams Date: 1903 Origin: Birmingham, England Video: Available upon request. Reflections in photographs may detract from the true representation of this exceptional Siam ruby ring with diamond. Item Ref. SKU: C4008


  • Metal
  • Stone
  • Stone Cut
  • Weight
    1 ct
  • Dimensions
    Height: 0.15 in. (3.81 mm)Width: 0.38 in. (9.66 mm)Length: 0.81 in. (20.58 mm)
  • Style
  • Place of Origin
    United Kingdom
  • Period
  • Date of Manufacture
  • Condition
    Please see main description.
  • Seller Location
    Jesmond, GB
  • Reference Number
    Seller: C40081stDibs: LU12829789922

Shipping & Returns

  • Shipping
    $142.65 Standard Parcel Shipping
    to anywhere in the world, arrives in 7-9 days, excluding production time.
    We recommend this shipping type based on item size, type and fragility.
    Estimated Customs Duties & Taxes to the Continental US: $0.
    Ships From: Jesmond, United Kingdom
  • Return Policy

    A return for this item may be initiated within 3 days of delivery.

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About the Seller
5 / 5
Located in Jesmond, United Kingdom
Platinum Seller
These expertly vetted sellers are 1stDibs' most experienced sellers and are rated highest by our customers.
Established in 1977
1stDibs seller since 2015
350 sales on 1stDibs
Typical response time: 7 hours
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