Seiko Cal. 5638 - 571

The 5638-571 is a sought-after Kinetic piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-f9ce9e0f4bde]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

22j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1983

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