Seiko Cal. 6633 - 698

The Seiko 6633-698 represents an important milestone in Seiko's 1979 lineup. It features a White dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-e99b1855bbb2]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1979

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