Seiko Cal. 5637 - 652

This Quartz model from 1984 features a 44mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-0a4c6308b3a5]

Also known as: Turtle, UFO

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1984

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