This Bulova men’s watch from the Maquina collection offers daringly avant-garde design. The watch features a 40mm gun metal- and black-tone stainless steel case with a curved sapphire crystal and a gun metal-tone stainless steel bracelet with a push-button deployant closure. The green patterned dial with black dial ring and bridges has black hands and silver-tone markers with luminescent fill, with a central aperture revealing the inner workings of the 21-jewel automatic, also visible through a transparent case back, skeletonized movement which has a 42-hour power reserve. With its mechanical heart and unrivaled modern form, this Bulova men’s timepiece offers a uniquely individual expression of style. Case: Two-Tone Stainless Steel 40mmDial: Green Silver Accents with Luminous Hands and MarkersBracelet: Gray Stainless Steel Deployant Clasp with Push ButtonsMovement Technology: Automatic. Powered by the release of a wound spring, mechanical movements never require a battery. Automatic mechanical movements have an oscillating weight that winds the spring with the motion of the wearer’s arm. Crystal: Anti-Reflective Dual Curved Sapphire CrystalFull Skeleton42 Hour Power ReserveWR50MStyle Number: 98A321