Seiko Cal. 5699 - 421

This Spring Drive model from 1976 features a 42mm Titanium case. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-6e0fcacd1d8b]

Also known as: Monster, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1976

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