Seiko Presage ZERO HALLIBURTON Limited EditionRoyal Jewelers is an authorized Seiko dealer in the Boston area and offers the Seiko Presage Zero Halliburton Limited Edition with Seiko's 3 year warranty. Movement Caliber Number 6R64 Movement Type Automatic with manual winding Precision +25 to 15 seconds per day Power reserve Approx. 45 hours Jewels 29 Functions 24 hour hand Date hand Power reserve indicator Calendar linked time difference adjustment function Stop seconds hand function Case Band