Hero background

All auctions / Jewelry & Gems / An 850‰ platinum signet ring, known as a “bow tie” ring, featuring

7d 10hFRKâ-Mondo

An 850‰ platinum signet ring, known as a “bow tie” ring, featuring

An 850‰ platinum signet ring, known as a “bow tie” ring, featuring

An 850‰ platinum signet ring, known as a “bow tie” ring, featuring a central half-cut natural diamond weighing approximately 1.55 ct (7.6 x 7.6 x 4.4 mm) set between two scroll motifs adorned with old-cut diamonds. French craftsmanship, circa 1940. Gross weight: 19.7 g; Ring size: 54.

Estimate:$1,121.86

To the auction

View all items fromKâ-MondoorJewelry & Gems

Estimate:

$1,121.86

To the auction

Similar items

Auction results for similar items

HÄNGE I FORM AV KORS, 18K GULD, VIKT CA 3,3 GRAM.
Sold

HÄNGE I FORM AV KORS, 18K GULD, VIKT CA 3,3 GRAM.

10/14/2026

Crafoord Auktioner
SE

$251.17

Est: $301.06

Details
HALSSMYCKE, guld 18 K, oxiderat silver, Pernilla Wiberg, Alton.
Sold

HALSSMYCKE, guld 18 K, oxiderat silver, Pernilla Wiberg, Alton.

10/14/2026

Auktionshuset Kolonn
SE

$145.88

Est: $120.42

Details
RING, 18K GULD & VIT SPINELL, HALLBERGS, KÖPING, 1952, TOTALT 3 GRAM.
Sold
FRACKKNAPPAR, ETT PAR, 18K GULD MED SYNTETISKA RUBINER.
Sold

FRACKKNAPPAR, ETT PAR, 18K GULD MED SYNTETISKA RUBINER.

10/14/2026

Crafoord Auktioner
SE

$190.89

Est: $230.81

Details

Upcoming auctions

Jewellery and Watches
Jewellery and Watches auction house logo

OCT 27 | 4:00 PM

Jewellery and Watches

American, European and Ukrainian Fine Art
American, European and Ukrainian Fine Art auction house logo

OCT 23 | 8:00 AM

American, European and Ukrainian Fine Art

October 16 & 17, 2026 Coin Op & Advertising - Las Vegas
October 16 & 17, 2026 Coin Op & Advertising - Las Vegas auction house logo

OCT 17 | 10:00 PM

October 16 & 17, 2026 Coin Op & Advertising - Las Vegas

Bring your auction to collectors worldwide!

Get listed now
An 850‰ platinum signet ring, known as a “bow tie” ring, featuring