Indulge your inner gadget geek with this stylish non-gendered timepiece straight from the Casio Vintage collection.The A100 line pays homage to the F‐100, the first Casio watch built with a resin case. We’ve kept the iconic layout with four front buttons but introduced metallic components, still vintage-style, for an updated take on a true classic.Retro in style but packed with contemporary functionality, these timepieces boast a stopwatch, calendar, and water resistance for daily use, and of course an LED light for an easy read in any lighting. Use the slide clasp to easily adjust the band length for the perfect fit. Features Case size (L× W× H) 40.7 × 32.7 × 9.2 mm 53 g Case and bezel material: Resin / Black chrome plated Stainless Steel Band Adjustable Clasp Water Resistant Approx. battery life: Approx. battery life: 3 years on CR1616 Resin Glass LED backlight\