This watch has a helium escape valve to allow a water-resistance of 1000 meters.The helium valve on this watch is actually adjustable by a rotating bezel, which is something you do not see on every diving watch.Clerc also claims that this Seiko Sport ura Kinetic Watch features a world-first system for adjusting to the wrist. Please hit the read link to see two more pics and the full specs. Specificiations:Movement: Manufactory-made automatic, 28 jewels, 28,800 vib/h, chamfered, C?tes de Genève bridges and blued screws,
45-hour power reserveFunctions: Hours, minutes, seconds, date or large date, GMT 24-hour second time zone, power reserve indicatorCase: Grade 5 brushed titanium or 18 K pink gold and titanium, 44. 6 mmExclusive crown Sport ura Kinetic SNL015 Men's Watch activating the rotating bezel Sliding device for protecting the push-pieces and crown Water-resistant to 1000 mDialGMT at 12 o’clockDisc power reserve indicator at 6 o’clockDate window at 3 o’clock Bracelet Strap Rubber or titanium
Thus, a slightly greater effort is required when winding the watch, but in return, more of the energy stored in the mainspring remains available for powering the movement.Additionally, the size of the mainspring can be reduced without Seiko SNL015 Men's Watch any concessions in terms of energy yield. " Constant-Force Escapement"A constant-force escapement is positioned between the barrel wheel and the balance.
