Seiko Cal. 4426 - 686

The 4426-686 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4426 caliber with 26j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-5c2aed942c0d]

Also known as: Turtle, Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1996

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