SEIKO-Prospex Land SPB505 Yellow Gold while the caseback features the

while the caseback features the famous Seahorse medallion

having been a part of all six lunar missions

Finish: High Polish

Case Diameter:41

Following ISO standards for scuba diving to depths of up to 300 meters

SEIKO-Prospex Land SPB505 Yellow Gold while the caseback features theCaliber Number 6R55 Movement Type Automatic with manual winding Precision +25 to 15 seconds per day Power reserve Approx. 72 hours(3 days) Jewels 24 Functions Stop second hand function Case Band Case Material Stainless steel (super hard coating) Case Size Thickness: 12. 7mm Diameter: 39. 5mm Lug to lug: 46. 4mm Crystal Sapphire crystal with magnifier Crystal Coating Anti reflective coating on inner surface LumiBrite LumiBrite on hands and index(es)