A-1 Automatic Watch "Black Donut" WBSB

An unisex automatic watch with ergonomic minimal design, with Day-Date window. Each color variant is limited to 100, each engraved with the serial number. Other than the movement and its discs, every part of the watch is uniquely designed. We have solved the most annoying problem of all; the crown will never poke the back of your hand! Trusted Seiko Instruments NH36A workhorse automatic movement at its heart, protected by 5 BAR Water Resistant casing and scratch-resistant sapphire top crystal. Back side is fitted with mineral glass, so you can watch the complicated mechanism move.