Seiko Cal. 4441 - 427

This Hand-Winding model from 1965 features a 42mm Two-Tone case. It features a Silver dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-1a60e317b59d]

Also known as: Monster, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1965

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