Expect brilliance from Lum-Tec. The Super Combat B4 GMT watch is the perfect combination of durability and class. Hand-crafted in the USA, the see-through sapphire caseback, handmade brown Chromexcel leather strap, and black sunburst finish exemplifies the prestigiousness of Lum-Tec products. If you're looking for the perfect professional & classy accessory that is great for any setting, this watch is made for you.[Details]

• Made in the USA
• Size: 45mm width excluding crown
• Lug: 24mm 
• Caseback: Hardened see through sapphire caseback
• Movement: Swiss ETA 2893-2 automatic GMT movement
• Water resistance: 300 meters/990 ft. water resistance
• Technology: MV Technology dial w grade X1 LOR Super-Luminova
• Limited Edition