Seiko Cal. 4441 - 222

This Spring Drive model from 1977 features a 45mm PVD Black case. It features a Navy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-f0cc95aaec39]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1977

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