UPC 817689013197

• This Certified Refurbished product has been tested and certified to work and look like new, with minimal to no signs of wear, by a specialized third-party seller approved by Amazon. The product is backed by a minimum 90-day warranty, and may arrive in a generic brown or white box. Accessories may be generic and not directly from the manufacturer.
• System on a chip: Apple S1
• Sport Band with stainless steel pin; Digital Crown
• Heart rate sensor, accelerometer and gyroscope; Ambient light sensor
• Retina display with Force Touch; Composite back, Splash and Water resistant in rain, exercising, etc (but not to be submerged in water, as it's not waterproof!)

Anodized aluminum case Ion-X glass Retina display with Force Touch Composite back Sport Band with stainless steel pin Digital Crown Heart rate sensor, accelerometer, and gyroscope Ambient light sensor Speaker and microphone Wi-Fi (802.11b/g/n 2.4GHz) Bluetooth 4.0 Up to 18 hours of battery life* Water resistant** Apple Watch may ship with watchOS. But watchOS 2 is available as a free download. *Battery life varies by use and configuration; actual results will vary. See www.apple.com/batteries and www.apple.com/watch/battery.html for more information. **Apple Watch is splash and water resistant but not waterproof. You can, for example, wear and use Apple Watch during exercise, in the rain, and while washing your hands, but submerging Apple Watch is not recommended. Apple Watch has a water resistance rating of IPX7 under IEC standard 60529. The leather bands are not water resistant. Shipping Note: Shipping to Alaska Hawaii is not available for this item