Ref. SBGP009
The Grand Seiko Heritage, reference SBGP009, has a 40 mm steel case. Timekeeping is provided by quartz calibre 9F85, which operates with a precision of ±10 seconds per year. The case measures 10.6 mm thick and 47 mm lug-to-lug; water resistance is rated to 100 metres; the lug width is 20 mm. A sapphire crystal has an anti-reflective coating on the inner surface. The watch has a date display; magnetic resistance is 4,800 A/m. The case combines Zaratsu-polished mirror surfaces with brushed finishing. A steel bracelet closes with a folding clasp with push button release.
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TECHNICAL SPECIFICATIONS
CASE
Diameter
40mm
Thickness
10.6mm
Lug to Lug
47mm
Lug Width
20mm
Case Material
Steel
Water Resistance
100m
Crystal
Sapphire Crystal
MOVEMENT
Movement Type
Quartz
Caliber
9F85
Jewels
9 jewels
BRACELET/STRAP
Bracelet/Strap
Steel
Clasp Type
Fold Clasp
FEATURES & COMPLICATIONS
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Other watches with the 9F85 calibre
QUICK FACTS
BRAND
Grand SeikoREFERENCE
SBGP009COLLECTION
HeritageMOVEMENT
QuartzCALIBER
9F85CASE MATERIAL
SteelCRYSTAL
Sapphire CrystalWATER RESISTANCE
100m (swimming)FOR WATCH DEALERS
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