Seiko Cal. 4437 - 234

Seiko 4437-234

The 4437-234 is a sought-after Solar piece from Seiko's golden era. Powered by the 4437 caliber with 23j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-3e864ecc8a5b]

Also known as: Silverwave, Navigator

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
15.2mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Black
Jewels
23j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1974

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