Seiko Cal. 4577 - 547

This Spring Drive model from 1994 features a 45mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-15f70ca48183]

Also known as: Sumo, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1994

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