Seiko Cal. 6691 - 665

This Quartz model from 1976 features a 39mm PVD Black case. It features a Burgundy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-8967e576d1ed]

Also known as: Bellmatic, World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1976

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