ALPS Pocket Watch Casual Black Open Face Ultra Thin Quartz Pocket Watches CLASSIC CASUAL DESIGN: Simple classic casual design, smooth round open face black-tone pocket watch with ultra thin polished brass case,includes 15 inch black link chain with belt clip holder attachment JAPANESE QUARTZ MOVEMENT: High quality japanese quartz movement provide precise and accurate time keeping HIGH COST-EFFECTIVE: Nice looking with low price, great gift for your friends or famillies WATERPROOF FOR DAILY USE: Daily use waterproof, not suitable for underwater activities - such as shower, swimming, ect. Please DONOT wear this watch underwater SERVICE:ALPS Watches will help you for any problem