Seiko Cal. 6643 - 234

Seiko 6643-234

The 6643-234 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6643 caliber with 34j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-475843ae0b6e]

Also known as: Turtle, Pogue

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
42mm
Case Thickness
14.6mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
110m
Dial Color
Green
Jewels
34j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1976

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