Seiko Selection Solar Radio Wave 7B72 Product Condition: There are some minor scratches from use, but overall, it appears to be in good condition. Please check the photos. This is a pre-owned item, so please purchase only if you understand this. Please refrain from purchasing if you are looking for a perfect item or are overly sensitive to details. *Everything in the photos is included. Product Specifications: Caliber No.: 7B72 Driving System: Solar radio wave correction Accuracy: ±15 seconds per month on average when not receiving radio waves Operating Period: Approximately 9 months when fully charged, approximately 2 years during power save Number of Jewels: 6 jewels Functions: Overcharge prevention function Instant start function Power save function Full auto calendar function (until December 31, 2099) Radio wave correction function (receives standard radio waves from Japan, China, America, Germany, and the UK) Automatic reception function Forced reception function Reception result display function Time difference correction function Automatic hand position correction function Case Material: Stainless steel Case Size: Thickness: 9.5mm Width: 39.5mm Length: 46.1mm Glass Material: Sapphire Glass Coating: Super clear coating LumiBrite: Yes (hands and indexes) Clasp: One-push three-fold clasp Wrist Circumference Length: 17 cm Spare Links: 3 Water Resistance: Reinforced water resistance for daily life (10 bar) Magnetic Resistance: Yes Weight: 115.0g