Seiko Cal. 6181 - 736

Seiko 6181-736

This Automatic model from 1977 features a 44mm Titanium case. Powered by the 6181 caliber with 29j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-8a8e210952fd]

Also known as: Turtle, Bellmatic

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
44mm
Case Thickness
10.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
170m
Dial Color
Champagne
Jewels
29j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1977

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