Seiko Cal. 7188 - 646

Seiko 7188-646

This Hand-Winding model from 1991 features a 44mm Titanium case. Powered by the 7188 caliber with 20j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-516471ab13a6]

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
44mm
Case Thickness
14.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
60m
Dial Color
Champagne
Jewels
20j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1991

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seikata-wm-516471ab13a6