Ref. STGF387
The Grand Seiko Heritage 62GS, reference STGF387, has a steel case measuring 26 mm in diameter and is set with diamonds. Timekeeping is provided by quartz calibre 4J51, which operates with a precision of ±10 seconds per year. Measuring 32.9 mm lug-to-lug, the case is 8.1 mm thick; water resistance is rated to 100 metres; magnetic resistance is 4,800 A/m. A steel bracelet closes with a folding clasp with push button release. The multifaceted case has surfaces finished with Zaratsu polishing. Above the dial is a box-shaped sapphire crystal, with anti-reflective coating on its inner surface.
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TECHNICAL SPECIFICATIONS
CASE
Diameter
26mm
Thickness
8.1mm
Lug to Lug
32.9mm
Lug Width
13mm
Case Material
Steel
Water Resistance
100m
Crystal
Sapphire Crystal
MOVEMENT
Movement Type
Quartz
Caliber
4J51
BRACELET/STRAP
Bracelet/Strap
Steel
Clasp Type
Fold Clasp
FEATURES & COMPLICATIONS
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QUICK FACTS
BRAND
Grand SeikoREFERENCE
STGF387COLLECTION
HeritageMOVEMENT
QuartzCALIBER
4J51CASE MATERIAL
SteelCRYSTAL
Sapphire CrystalWATER RESISTANCE
100m (swimming)FOR WATCH DEALERS
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