Seiko Cal. 4557 - 541

This Spring Drive model from 1980 features a 46mm Gold-Plated case. It features a White dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-156bd428e820]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1980

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