2MM RINGS ( 0.7 GRAMS – 1.2 GRAMS) DEPENDS ON THE RING SIZE. 7MM RINGS ( 3.7 GRAMS – 4.7 GRAMS) DEPENDS ON THE RING SIZE. 3MM RINGS ( 1.5 GRAMS – 2.3 GRAMS) DEPENDS ON THE RING SIZE. 6MM RINGS ( 2.9 GRAMS – 4.1 GRAMS) DEPENDS ON THE RING SIZE.