Grand Seiko SBGR309G is a luxurious timepiece that boasts a maximum 3-day power reserve, ensuring reliable performance even after extended periods of wear. Its cutting-edge hairspring technology and escape mechanism developed through MEMS technology guarantee high accuracy and stability, making it a reliable companion for any occasion. The exterior design of the watch exudes a sense of "presence" and tireless luxury, reflecting the high standard of craftsmanship synonymous with Grand Seiko. The delicacy, strength, and beauty of the movement can be admired through the transparent case back, showcasing the intricate details of this exceptional timepiece. With its combination of advanced technology and timeless elegance, the Grand Seiko SBGR309G is a must-have for discerning watch enthusiasts seeking the perfect balance of performance and style.
Grand Seiko SBGR309G
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- Invoice details and payment procedures will be conveyed via email and our official WhatsApp
- your watch will be sent no later than H+3 after payment.
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TECHNICAL SPECIFICATIONS
Exterior
Stainless steel exterior
Back of case: Translucent case back & Screws
Glass material: Double curved sapphire
Glass coating: Anti-reflective coating on the inner surface
Case size: Diameter 42.0mm Longitudinal 47.9mm Thickness 13.1mm
Strap width: 21mm
Clasp Type: Triple buckle with push button release
Band circumference: 205mm
Movement
Caliber No: 9S68 Instructions
Movement type: Automatic with manual winding capacity
power reserve: Approximately 72 hours (3 days)
Average daily rate: +5 to -3 seconds per day
The average daily rate is the average value of the daily rate under conditions where the movement before assembly in the case is measured in six positions in a fixed manner under an artificially controlled environment for 12 days.
Normal use accuracy: +10 to -1 second per day
Function
Waterproof: 10 bars
Magnetic resistance: 4,800 A/m
Other details/Features:
Screw-on winding knob
35 jewels