Seiko Cal. 6683 - 506

This Automatic model from 1991 features a 37mm PVD Black case. It features a Black dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-161b18ecba50]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1991

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