150 PIECES 0.3mm Thickness 30 Sizes Waterproof O Ring Kit Watch Back Gasket WashersAR 609 OR0. 3X30 O type round cover waterproof ring set Thickness: 0. 3mm, Sizes: 10 30mm 5 pieces for each sizes, total 30 sizes 150 pieces per box per set

111 L888 Movement

Pushers: 2

Diameter:28

Made of 316L stainless steel material

8mmx12mmx12

Country/Region of Manufacture : Switzerland

background-color: #1772A1

This movement is renowned for its high degree of precision for an analog watch (± 5 s/yr) and its ability to reset its hands after an impact or exposure to a magnetic field

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This is a top-quality ST1901 clone movement

The size is shown on the listing picture

Caliber：5R21