STRAP MONSTERS Z22 Z-22 STYLE 22MM POLYURETHANE BLACK DIVE WATCH STRAP UK SEIKO?. PICTURED ON MY STUNNING 'SAVE THE OCEAN' SEIKO SRPC91K1 -. 22MM WIDTH AT THE LUGS, TAPERING TO 20MM AT THE BUCKLE. POLYURETHANE IS A SYNTHETIC RUBBER, WITH EXCELLENT ABRASION RESISTANCE, TEAR STRENGTH, TOUGHNESS AND DURABILITY.
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