Seiko Cal. 6181 - 648

Seiko 6181-648

The Seiko 6181-648 represents an important milestone in Seiko's 1966 lineup. Powered by the 6181 caliber with 26j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-1715e12c1e26]

Also known as: Turtle, Bellmatic

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
44mm
Case Thickness
11.1mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Silver
Jewels
26j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1966

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seikata-wm-1715e12c1e26