Seiko Cal. 6634 - 634

Seiko 6634-634

The 6634-634 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6634 caliber with 32j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-a087467ed41b]

Also known as: Golden Tuna

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
44mm
Case Thickness
8.0mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
90m
Dial Color
Green
Jewels
32j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1974

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