Seiko Cal. 4557 - 290

This Quartz model from 1983 features a 40mm Stainless Steel case. It features a Green dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-50203990faec]

Also known as: Monster, Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1983

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