Seiko Cal. 4426 - 686

This Automatic model from 1971 features a 45mm PVD Black case. Powered by the 4426 caliber with 36j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-97ff9ce0cccf]

Also known as: Silverwave, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1971

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