Seiko Presage Cocktail Time 'Blue Acapulco' Open Heart Automatic Watch SSA439J1 Watch which automatically records altitude data

which automatically records altitude data obtained from the watch and route data obtained by your smartphone

band and case add intensity worthy of the rare and noble Golden Tiger

Practical and functional

battery life: 2 years on CR2025

and a back cover made of shock-resistant fine resin embedded with glass fibers

Seiko Presage Cocktail Time 'Blue Acapulco' Open Heart Automatic Watch SSA439J1 Watch which automatically records altitude dataCaliber Number: 4R38 Movement Type: Automatic with manual winding Power reserve: Approx. 41 hours Jewels: 24 Stop second hand function Case Material: Stainless steel Case Size Thickness: 11. 8mm Diameter: 40. 5mm Lug to lug: 47. 5mm Crystal: Box shaped Hardlex Clasp: Deployment clasp Distance between lugs: 20mm Water Resistance: 5 bar Weight: 135. 0g See through & Screw case back