Seiko Cal. 4440 - 646

This Automatic model from 1976 features a 39mm Two-Tone case. It features a Black dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-ad29f3991508]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1976

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