You can't beat a trusty antique bolt clasp! It's such a good one and will make a great addition to any collection.
Victorian 9ct Bolt Ring
Era - Victorian
Size - See below
Dimensions - 13.3mm diameter, 16.8mmm with bail
Hallmarks - 9ct
Weight - 1.3g
Materials - 9ct (tested)
Other information - Warm rosey gold
Very good antique condition, with light wear commensurate with age and nice patina.