SBTM305
セイコーセレクション
Specifications
Movement
- Caliber Number
- 7B72
- Movement Type
- Radio Sync Solar
- Precision
- ±15 seconds per month (without receiving a GPS signal and at temperatures between 5°C and 35°C )
- Jewels
- 6
- Functions
-
- Overcharge prevention function
- Quick-start function
- Power save function
- Full-auto calendar correct to the December 31, 2099
- Automatic reception function
- Manual reception function
- Reception result display function
- Time difference adjustment function
- Automatic hand position alignment function
Exterior
- Case Material
- Stainless steel
- Case Size
-
Thickness:9.5mm
Diameter:39.8mm
Length:44.4mm - Crystal
- Sapphire crystal
- Crystal Coating
- Super-clear coating
- LumiBrite
- Lumibrite on hands and index(es)
- Clasp
- Three-fold clasp with push button release
- Distance between lugs
- 22mm
Other Details
- Water Resistance
- 10 bar
- Magnetic Resistance
- 4,800 A/m
- Weight
- 121.0g