Seiko GPS Astron Solar Ref. 7X52-0AF0 Japan Made SBXA015 Watch Movement: Solar Power Quartz 7X52 Caliber, 10 Jewels movement. Glass: Sapphire Body: Titanium / Ceramics Band Material: Original Seiko Titanium/Ceramics (Blue) Bracelet Case size: appr. 47 mm x 47 mm; 17 mm thickness (crown not included) Lug width: 24 mm Band strap size (total arm) is approx. 18 cm (adjustable lenght) Fully charge battery. Watch is in working condition and functional (tested). Set include: Original watch, manual, original Seiko Astrom box, two extra spare bracelet links, warranty Detailed Features: - GPS controlled time and time zone adjustment - Perpetual calendar - Signal reception result indication - World time function (39 Time Zones) - Daylight Saving Time function - In-flight mode - Power save function Insured and registered fast shipping (DHL)