Seiko Cal. 4421 - 928

This Automatic model from 1991 features a 38mm Stainless Steel case. It features a Champagne dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-57f03f4f56f3]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1991

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