Seiko Cal. 5660 - 956

Seiko 5660-956

This Automatic model from 1997 features a 37mm Two-Tone case. Powered by the 5660 caliber with 25j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-8232ee3d1dae]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
37mm
Case Thickness
10.9mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
170m
Dial Color
Silver
Jewels
25j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1997

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