Seiko Cal. 4426 - 837

The 4426-837 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4426 caliber with 24j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-ed3a722713b2]

Also known as: Monster, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1997

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