It's made of rubber / silicon and comes with the buckle & spring-bars
7N390AA8XB13 Color Black Diameter mm
Part Reference Bracelet M0SX828J0 Dial 4R3605K2XL19 Hour Hand 1FH090FABRB Minute Hand 2FX125FCBRB Second Hand 3AX130F6ARV Bezel 8601647K Crown 9K60ADSNS2 Dial Ring 8433203A Glass 350P53JN02 Movement U4R3622F
Guess Ladies Prism black Leather replacement band 21 mm watchstrap
Width of the strap at clasp-side: 17 mm
SEIKO SUN021J1 / SUN065P1 Black Silicon Watch Band CY 24mm R01Y011J0 Watch Cases It's made of rubber /This is the genuine black silicon replacement watchstrap for the Seiko Prospex Kinetic GMT Perpetual. This original Seiko watchband fits among others the following case numbers: 5M85 0AB0, 5M85 0AD0, 5M85 OABO, OADO RELATED MODELS: SUN019P2, SUN019, SUN021P1, SUN021J1, SUN065P1, SUN065, SBCZ023 Seiko Prospex Kinetic Perpetual watch band CY 24 Product Specifications Brand Seiko Strap ref. R01Y011J0 Color Black Lug width 24 mm Total width 27 mm Length