An avant-garde take on a Bulova classic, this version of the Maquina features windows, front and back, on the 21-jewel automatic movement and a brushed, blue-plated frame around the rose gold–highlighted skeleton dial packaged in a sleek tonneau case.Measurements: 40mm case; 24mm band width.Strap/closure: Bracelet strap with deployant clasp closure.Movement: Three-hand automatic movement, with 42-hour power reserve. Automatic movement: has the ability to automatically wind and recharge movement through natural motions of the wearer’s wrist or when stored in a watch winder.Other features: Skeleton dial; luminescent hands and markers; screw-down exhibition caseback.Face: Sapphire crystal face. Stainless steel/stainless steel with blue and rose gold plate Made in Japan