Oval-shaped ruby of 3.37 carats, baguette-cut diamonds, French assay mark for platinum (950‰), signed MT Cartier, French maker’s mark, 1976 SSEF, 2025, report n°145730: 3.378 carats, Burma, no indications of heating, minor amount of oil in fissures at the timing of testing Diamonds: with an approximate total weight of 0.65-0.75 carat Size/Dimensions: EU ring size 56 / US ring size 71⁄2 Gross weight: 5.29 grams