Woodbridge Antiques has dated this piece to the 1920s.
Inside the shank is stamped 18c.

A fine ring, super-pretty gems and a simple elegant setting.
Would make a wonderful gift, or fabulous engagement ring!
Period: Early 20th century.
Condition: In super pre-owned condition.
Measurements: Ring size: J 1/2
Depth of setting: 6.2 mm
Width across setting (shoulder to shoulder): 1.1 cm
Width of shank at base: 2mm
Weight:2.4 grams
Weights and measurements are approximate.
Woodbridge Antiques has dated this piece to the 1920s.
Specialists in quality antique silver, fine jewellery & accessories
You can view the stock and full dealer information on the Woodbridge Antiques Profile Page