For Miyota 6T51. Jewels: 21. Winding: Automatic, Central Rotor Automatic Winding, Clockwise Automatic Winding, Uni-Directional Automatic Winding. Hand Size: 17 x 70 x 120. Watch Stem: 065-117. Wing Divider Leather Craft Rotating Scratch Leathercraft Compasses DIY tools G.