Seiko Cal. 5648 - 634

Seiko 5648-634

The 5648-634 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5648 caliber with 32j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-656745587a0d]

Also known as: Golden Tuna, Emperor

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
34mm
Case Thickness
11.9mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Burgundy
Jewels
32j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1966

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