Seiko Cal. 4541 - 501

This Spring Drive model from 1970 features a 39mm Gold-Plated case. Powered by the 4541 caliber with 18j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-53431422b366]

Also known as: Monster, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1970

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