Seiko Cal. 6665 - 997

This Automatic model from 1978 features a 34mm PVD Black case. It features a Green dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-3fb7f9cb1601]

Also known as: Monster, Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1978

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