Hexagon Cut Lab Grown Ruby

5x5 mm 5.5x5.5 mm 6x6 mm 6.5x6.5 mm 7x7 mm 7.5x7.5 mm 8x8 mm 8.5x8.5 mm 9x9 mm 9.5x9.5 mm 10x10 mm 11x11 mm 12x12 mm 13x13 mm 14x14 mm 15x15 mm