Woodbridge Antiques has dated this piece to the 1920s.
Fully hallmarked Birmingham 1929 .375 (9ct gold) by the goldsmiths: G H Johnstone & Co. In lovely pre-owned condition.

Great gift for a special occasion - nice for a groom or Best Man!
Hallmarks: Birmingham 1929 by G H Johnstone & Co
Measurements: Size of oval: 1.6 cm x 1.2 cm
Combined weight: 3.4 grams
Weights and measurements are approximate.
NJL36644
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