Seiko Cal. 6633 - 110

The Seiko 6633-110 represents an important milestone in Seiko's 1981 lineup. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-f6e7769e4659]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1981

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