1.57ct STEEL BLUE GREEN MONTANA SAPPHIRE
T1521.57 ct STEEL BLUE MONTANA SAPPHIRE. True all American beauty.
TYPE: SAPPHIRE
CUT: ASSCHER CUSTOM CUT MODIFIED EMERALD/OVAL
COLOR: STEEL BLUE
WEIGHT: 1.57ct
SIZE: 8.7mm. X 4.4mm.
CLARITY: VVS
LUSTER: BRIGHT (FIREBALL)
TREATMENT: HEAT
ORIGIN: ELDORADO BAR SAPPHIRE MINE (MISSOURI RIVER)
HARDNESS: 9