Seiko Cal. 6632 - 390

This Hand-Winding model from 1977 features a 43mm PVD Black case. It features a Silver dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-52affa692df2]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1977

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