- Round-cut Thai rubies, total weight: 0.81-carats; round-cut yellow sapphires, total weight: 0.62-carats; round-cut blue sapphires, total weight: 0.55-carats; round-cut purple sapphires, total weight: 0.49-carats; round-cut orange sapphires, total weight: 0.41-carats; round-cut tsavorites, total weight: 0.32-carats; round-cut emeralds, total weight: 0.27-carats; round brilliant-cut F VS+ diamonds, total weight: 0.20-carats - Clasp fastening - This piece has been certified in accordance with the Hallmarking Act 1973