The Stuhrling Original Ace Aviator watch model M15544. Inspired by classic pilot watches with a detailed mechanical face featuring chronograph and tachymeter functions. Comes equipped with a premium calfskin leather strap exhibiting visible stitching. The black alloy case includes fixed black bezel components, rose gold-tone hands, index hour markers, minute markers around the outer rim, date display at 12 o'clock, scratch-resistant mineral crystal, pull/push crown, solid case back, and round shape measuring 45mm in diameter with a thickness of 14mm. Features a buckle clasp and water resistance up to 30 meters / 100 feet.