Seiko Cal. 5692 - 637

Released in 1975, the Cal. 5692 with design code 637 was part of Seiko's domestic market collection. It features a Navy dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-af3b97eb62fc]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1975

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