gemological institute (igi) ​date: november 17, 2025 ​stone type: natural diamond ​shape: round brilliant ​size: about 4.4 millimeters wide ​the grades ​weight (carat): 0.35 carat (a little over a third of a carat) ​color: l (it has a noticeable light yellow or brown tint) ​clarity: i1 (it has flaws, called inclusions, that you can probably see without a magnifying glass) ​cut: very good (the shape and sparkle are nice) ​other notes ​polish (surface): very good ​symmetry (evenness): very good ​fluorescence (glow under uv light): very slight ​main flaw: a crystal (a small mineral inside)