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Art Deco 4 Carat Old European Cut Diamond & Sapphire 18K White Gold Pin Brooch
ASSAY
$137,020.00
Art Deco 4 Carat Old European Cut Diamond & Sapphire 18K White Gold Pin Brooch
Est. Delivery Between: and
View this piece in person at Gad & Co, Hong Kong
Family jewelers since 1983
Walk-ins welcome - booking just ensures this piece is in the store when you visit.
Zhongcai Centre, 131 Queen's Road Central, Central, Hong Kong
Art Deco diamond and sapphire brooch in 18K white gold featuring 4.00 carats of old mine and old European cut diamonds with approx. 2 carats of sapphires. Elaborate open-work design measures 3.4 x 0.77 inches, weighs 14.29 grams, and dates to 1930.
Product Specifications:
- Item Type: Pin Brooch
- Metal: 18K White Gold
- Weight: 14.29 grams
- Dimensions: 3.4 x 0.77 inches
- Style: Art Deco
- Period: 1930
- Setting: Open-Work Filigree Design
Diamond Details:
- Old Mine Cut Diamonds: Multiple pieces
- Old European Cut Diamonds: Multiple pieces
- Total Diamond Weight: 4.00 carats
- Cut: Vintage Hand-Cut
- Color: H-I (Near Colorless)
- Clarity: SI1-SI2
- Setting: Bezel and prong set
Sapphire Details:
- Round Sapphires: Multiple pieces
- Total Sapphire Weight: 2.0 carats (approx.)
- Color: Deep Blue
- Cut: Round Brilliant
- Setting: Bezel set
About the Design
This spectacular Art Deco brooch showcases the geometric precision and elaborate craftsmanship characteristic of 1930s design. The elongated bow-tie shape features intricate open-work filigree construction with milgrain detailing throughout. Old mine and old European cut diamonds totaling 4 carats create brilliant sparkle while 2 carats of deep blue sapphires provide dramatic color contrast. The substantial 14.29-gram construction and 3.4-inch length create museum-quality presence befitting this important Art Deco period piece.
About Art Deco Jewelry
Art Deco jewelry from the 1930s represents the pinnacle of geometric design and technical craftsmanship, featuring clean lines, symmetrical patterns, and exceptional gemstones. The combination of old-cut diamonds with sapphires reflects the era's fascination with color contrast and bold design. Open-work filigree construction demonstrates the meticulous hand-fabrication techniques of the period, making authentic Art Deco pieces increasingly valuable as both wearable art and historical artifacts.
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USA: 2-5 business days (USPS/FedEx)
Canada: 4-8 business days
Australia: 5-10 business days
Europe: 4-8 business days
Other countries: 6-10 business days
Our layaway plan is 100% free and you don't have to apply or qualify for it. We simply require a 10% down payment then you will have 1-6 months to pay the remainder of the balance. Weekly, bi-weekly or monthly installment payments are available. You can pick and choose your own payment plan to find an option that works for you. Your order will be shipped to you as soon as it is paid in full. More Details Here.
We have a 14-day return policy, which means you have 14 days after receiving your item to request a return.
Non-Returnable Items: Certain items are ineligible for return, including:
- Resized or personalized items (e.g., engraved pieces).
- Pieces that are Custom-Made or Made To Order.
- Items purchased using an installment plan.
More Details Here
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Speak to an Expert
Direct access to our GIA Graduate Gemologist and Watchmaker.
Speak to an Expert
Consult directly with our on-staff GIA Graduate Gemologist and Watchmaker. With an owner in the trade since 1983, expert guidance is always available.
Certificate of Appraisal
Every piece comes with proof of authenticity and value.
Certificate of Appraisal
Every piece includes a certificate of appraisal confirming authenticity, documenting value, and providing trusted documentation accepted by insurance companies.
Industry Accredited
BBB, Diamond Dealers Club, JBT, & RapNet members
Industry Accredited
We're accredited by the Better Business Bureau, hold membership in the Jewelers Board of Trade, and are verified members of RapNet, the diamond industry's leading trading network. These credentials reflect our standing and accountability within the trade, not just to our customers, but to the industry itself.
4 Global Locations
Visit us in Miami, New York, Key West, or Hong Kong.
4 Global Locations
Visit us in person at any of our four locations in Key West, Downtown Miami, New York, or Hong Kong for personalized service.
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Fast Shipping
Most orders ship within 24–48 hours.
Fast Shipping
Most in-stock pieces ship within 24–48 hours, with FedEx overnight delivery available on orders $500+. Contact us for expedited shipping options.
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Every purchase is shipped fully insured for its entire value and shipped with signature required.
Each order comes gift-ready upon request.
One of One
Most jewelry is made to be sold many times over. Ours isn't. We source rare vintage and estate pieces, and craft the rest ourselves in-house.
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