Seiko Cal. 5690 - 340

The Seiko 5690-340 represents an important milestone in Seiko's 1976 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-21b5570c01e1]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1976

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