- Sapphires, total weight: 0.05-carats; pink sapphires, total weight: 0.04-carats; rubies, total weight: 0.03-carats; emeralds, total weight: 0.02-carats; orange sapphires, total weight: 0.02-carats; garnet, total weight: 0.01-carats; tsavorite, total weight: 0.01-carats; yellow sapphire, total weight: 0.01-carats - Lobster clasp fastening - This piece has been certified in accordance with the Hallmarking Act 1973