Seiko Cal. 5691 - 729

This Quartz model from 1969 features a 35mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-09b07caaaeee]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1969

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