Amazing ring with a ruby and 54 diamonds, originally the ring came with a sapphire but the previous owner wanted a red stone (ruby), hence it was replaced. The ring is stamped with "18K" on the inside, detailed picture included! Set with: - Stone type 1: ruby - Stone type 2: natural diamonds - Number of stones ruby: 1 - Number of stones diamonds: 54 - Shape Ruby: Round - Carat: ruby: 1.51 ct - Clarity grade ruby: lightly included - Carat diamonds: 0.015 - 0.04 ct each (estimated), total weight: 1.29 ct (estimated) - Cut ruby: Squared Cushion Mixed - Colour ruby: red - Colour diamonds: F - H - Clarity diamonds: VS1, SI1 - Cut diamonds: Round Brilliant Square Step Take into account that gemstones are commonly treated to enhance their color or clarity. This has not been researched for this specific item'