Bushells Antiques has dated this piece to the 1920s.
0.25ct, flanked by two brilliant-cut diamonds of approx. 0.15ct each.

The band is stamped “Pt 18ct”.
Details:
Period: Mid-20th Century
Metal: Platinum & 18ct Yellow Gold (stamped)
Gemstones:
• 1 × old-cut emerald, approx. 0.25ct
• 2 × brilliant-cut diamonds, approx. 0.15ct each

Total estimated diamond weight: ~0.30ct
Weight: 3.2 grams
Finger Size: L (UK)
Condition: Very good vintage condition
A charming three-stone ring, balancing colour and sparkle – ideal as an everyday wear piece or a vintage engagement ring.
Bushells Antiques has dated this piece to the 1920s.
Fine art, porcelain, jewellery, silver, clocks, pictures, oriental objects d’art and furniture
You can view the stock and full dealer information on the Bushells Antiques Profile Page