Seiko Cal. 4437 - 559

Seiko 4437-559

The 4437-559 is a sought-after Solar piece from Seiko's golden era. Powered by the 4437 caliber with 18j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-6712d7befc33]

Also known as: Pogue, Silverwave

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
41mm
Case Thickness
9.4mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Black
Jewels
18j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1969

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seikata-wm-6712d7befc33