Hero background

All auctions / Jewellery & Gems / An Art Deco Diamond & Black Onyx Toi et Moi Ring in Platinum

11d 15hUSAlex Cooper Auctioneers

An Art Deco Diamond & Black Onyx Toi et Moi Ring in Platinum

An Art Deco Diamond & Black Onyx Toi et Moi Ring in Platinum

c. 1920s, platinum Toi et Moi ring featuring a triangular cut diamond weighing approx. 0.70 ct with an average color grade of I - J and an average clarity grade of VS prong set next to a triangular cut faceted black onyx prong set with baguette diamonds on shoulders, sz 7.25, 3.5 grams

Estimate:£485.99

To the auction

View all items fromAlex Cooper AuctioneersorJewellery & Gems

Estimate:

£485.99

To the auction

Similar items

Auction results for similar items

HALSBAND, guld 18k, doserad x-länk, vikt 13,19 gram.
Sold

HALSBAND, guld 18k, doserad x-länk, vikt 13,19 gram.

10/23/2026

Växjö Auktionskammare
SE

£875.61

Est: £753.03

Details
WIWEN NILSSON. COLLIER, STERLINGSILVER, GÜRTELLÄNK.
Sold

WIWEN NILSSON. COLLIER, STERLINGSILVER, GÜRTELLÄNK.

10/23/2026

Crafoord Auktioner
SE

£2,032.64

Est: £2,259.08

Details
RING, 18 K GULD MED FACETTSLIPAD OVAL AMETIST, 3,2 g.
Sold

RING, 18 K GULD MED FACETTSLIPAD OVAL AMETIST, 3,2 g.

10/23/2026

Crafoord Auktioner
SE

£135.73

Est: £135.54

Details
HALSBAND, ARMBAND, 7 st, silver, vikt 131 gram.
Sold

HALSBAND, ARMBAND, 7 st, silver, vikt 131 gram.

10/23/2026

Växjö Auktionskammare
SE

£123.08

Est: £60.24

Details

Upcoming auctions

Global Treasures | Ancient & Ethnographic Art
Global Treasures | Ancient & Ethnographic Art auction house logo

Global Treasures | Ancient & Ethnographic Art

Jewellery and Watches
Jewellery and Watches auction house logo

OCT 27 | 4:00 PM

Jewellery and Watches

Bring your auction to collectors worldwide!

Get listed now