Seiko Cal. 6181 - 643

Seiko 6181-643

This Automatic model from 1988 features a 40mm Stainless Steel case. Powered by the 6181 caliber with 20j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-2d0e9c0a48c3]

Also known as: Turtle

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
8.5mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
200m
Dial Color
Silver
Jewels
20j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1988

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