Seiko Cal. 6356 - 421

Seiko 6356-421

The 6356-421 is a sought-after Solar piece from Seiko's golden era. Powered by the 6356 caliber with 30j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-8fa671cbfb29]

Also known as: Pogue, Golden Tuna

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
13.6mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
70m
Dial Color
Cream
Jewels
30j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1971

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