Seiko Cal. 6642 - 510

Seiko 6642-510

The 6642-510 is a sought-after Solar piece from Seiko's golden era. Powered by the 6642 caliber with 28j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-b1d03971c75d]

Also known as: Samurai

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
12.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
80m
Dial Color
Burgundy
Jewels
28j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1974

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