Seiko Cal. 6313 - 535

This Spring Drive model from 1980 features a 39mm Stainless Steel case. It features a White dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-ef65d893e7bc]

Also known as: Bullhead, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1980

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