Grand Seiko - SBGE201G

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Exterior
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Case Material : Stainless steel
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Glass Material : Dual
curved sapphire
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Glass Coating :
Anti
reflective coating on inner surface
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Case size :
Diameter 44.0mm
× Thickness 14.7mm
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Clasp type : Three
fold clasp
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Band width:
21mm
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The perimeter of Band:
191mm
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Movement
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Caliber no. : 9R65
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Movement Type : Spring Drive
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Power reserve : Approx. 72 hours(3 days)
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Accuracy :
±
1 second per day / 15 seconds per month
(
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Functions
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Water resistance : 20 bar
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Magnetic resistance : 4,800 A/m
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Weight : 150.0 g
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Other details / Features :
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30 jewels
Rotating bezel (24
hour display)
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Case back with lion emblem
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Date display
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Power reserve display
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Screw case back
・
Screw down crown