Seiko Cal. 4556 - 351

This Solar model from 1976 features a 35mm Two-Tone case. Powered by the 4556 caliber with 20j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-32d10d2c6339]

Also known as: Monster, Goldfeather

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1976

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