French antique tourbillon ring 18k gold and platinum set with a 1.00 carat old european cut diamond surrounded by rose cut diamonds (circa 1900)

Magnificent and rare antique French work

Size: 55 FR / 7.25 US

Weight: 4.17 g

Main diamond size: 6.5 mm (estimated at 1.00 carats)

Diamond in good overall condition

Note: multiple natural inclusions (some visible to the naked eye)

Head width: 14 mm

Micro-scratches from use

Horsehead hallmark (French hallmark)

SKU : A05932