Seiko Cal. 5637 - 543

This Spring Drive model from 1971 features a 38mm Two-Tone case. It features a Burgundy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-bf7bc05f8c26]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1971

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