Seiko Cal. 5634 - 726

The 5634-726 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-1c504b526834]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1970

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