0.75mm Thick 190pcs Flat 12.1-31mm Round Watch Glass Mineral Crystal ReplacementPlease measure your crystal size via a vernier caliper with a screen before you make a purchase. Description 100% Brand new Color: as picture Material: Mineral Glass Edge Thickness: 0. 75mm Diameter: 12. 1 31mm, 0. 1mm increased progressively Package: 190pcs in total Notice: There maybe Plus or Minus0. 02mm error for diameter and Plus or Minus0. 1mm error for thickness.

Coarse ARTIFEX Silicium carbide supple wheels for grinding

inner ring)

Strap width: 20mm

Length: 108 mm

Calibres : 13 1/4''' 7750

5 Keys for Screw-On Pushers: 4

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A variety of colors for you to choose

● Brass electroplated nickel processed handle

Swiss made loupes in three magnifications

There is no sign on the dial

can absorb screw