SEIKO - SSA397J1

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Movement
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Caliber Number
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4R57
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Movement Type
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Automatic with manual
winding capacity
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Duration
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Approx. 41 hours
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Exterior
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Case Material
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Stainless steel
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Crystal
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Dual curved sapphire
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Clasp
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Deployment clasp with
push button release
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Other Details
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Water Resistance
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Splash Resistant
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Case Size
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Thickness: 14.1 ㎜
Diameter: 42 ㎜
Length: 49.2 ㎜
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Other Specifications
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Screw case back
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See through case back
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Other Features
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29 jewels
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Date hand
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Power reserve display
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Stop second hand function