K18WG Blue Topaz R
BT40.25 MA1.71 WT PE NGL 17.1g #12 24.9×23.9×12.5mm 1.0×2.8mm
BT40.25 MA1.71 WT PE NGL 17.1g #12 24.9×23.9×12.5mm 1.0×2.8mm