SBGE307

Automatic Spring Drive 3-Day GMT
SBGE307
Specifications
Calibre
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Caliber no.9R66
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Movement TypeSpring Drive
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Power ReserveApprox. 72 hours (3 days)
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Accuracy±15 seconds per month (±1 second per day)
Exterior
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Case MaterialHigh-intensity titanium
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Glass MaterialDual-curved sapphire crystal
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Glass CoatingAnti-reflective coating on inner surface
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Lumi BriteLumiBrite on hands, index(es) and bezel
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Case sizeThickness 14.9mmLug-to-lug 50.0 mmDiameter 44.5 mm
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Clasp TypeThree-fold clasp with secure lock & push button release, solid & slide adjuster
Other Detail
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Water Resistance20 bar
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Magnetic Resistance4,800 A/m
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Other SpecificationsPower reserve indicatorAllergy-safe metalSee-through screw case back24-hour hand (dual time display function)Calendar-linked time difference adjustment functionScrew-down crown
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Jewels30
Features
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The period of the Grand Seiko worldwide guarantee is five years from the date of purchase.