Seiko Cal. 4498 - 377

This Hand-Winding model from 1985 features a 45mm Stainless Steel case. It features a White dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-cfaef0826eec]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1985

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