|
SBGR309G / GRAND SEIKO HERITAGE / GRAND SEIKO |
| EXTERIOR |
| Case Material - Stainless Steel |
| Case Back - See-through & Screw case back |
| Glass Material - Dual-curved sapphire crystal |
| Glass Coating - Anti-reflective coating on inner surface |
| Case Size - Diameter 42mm, Lug-to-lug 47.9mm, Thickness 13.1mm |
| Band width - 21mm |
| Clasp type - Three-fold clasp with push button release |
| MOVEMENT |
| Caliber -9S68 |
| Movement Type - Mechanical |
| Power Reserve - 72 hours |
| Accuracy - +5 to -3 seconds per day |
| FUNCTIONS |
|
Water Resistance - 10 bar |
| Magnetic Resistance - 4800 A/m |
| Weight - 173 g |
| Other Details/Features: 35 jewels, Screw-down crown |