Seiko Cal. 4440 - 641

This Hand-Winding model from 1982 features a 39mm Stainless Steel case. It features a Silver dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-9b0d54d8ec6d]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1982

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