Grand Seiko Heritage STGK031

Grand Seiko Heritage Collection STGK031 9S27 Heritage Collection 62GS Mechanical 30mm Watch NEW 2025.2 release

Basic Info Listing code : N4KLH1 Brand : Grand Seiko Model : Heritage Collection Reference number : STGK031 Movement : Manual winding Case material : Steel Bracelet material : Steel Year of production : 2025 Condition : New Scope of delivery : Original box, original papers Location : Japan, GUNMA-KEN TAKASAKI-SHI Price : 880,000 Availability : Item available on request Caliber Movement : Manual winding Case Case material : Steel Case diameter : 30 x 36.2 mm Thickness : 10.5 mm Water resistance : 10 ATM Crystal : Sapphire crystal Dial : Pink Bracelet/strap Bracelet material : Steel Other Product safety : Show information Exterior Exterior: Stainless steel Back: See-through screw back Glass material: Box-shaped sapphire Coating: Internal anti-reflective coating Case Size: 30.0 mm (width), 36.2 mm (height), 10.5 mm (thickness) Band width: 15mm Clasp: One-push three-fold closure Movement Movement: 9S27 Instructions Driving System: Mechanical, self-winding (with manual winding) Duration: Approx. 50 hours at maximum winding Static Accuracy: +8 sec. to -3 sec. per day on average Accuracy measured under the conditions of 6 different positions and 3 different temperatures before shipment from the factory in accordance with Grand Seiko's own standards. It differs from the accuracy (portable accuracy) under the environment in which the watch is actually used by the customer. Also, due to the characteristics of mechanical models, depending on the conditions of use (carrying time, temperature, arm movements, strong shocks or vibrations), the accuracy may exceed the aforementioned range. Portable accuracy: +10 to -5 seconds per day Functions Water resistance: 10 atmospheres Antimagnetic: Yes Other: Yes Number of jewels: 35