Seiko Cal. 5637 - 968

The 5637-968 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-a468374da742]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1999

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