Seiko Cal. 6633 - 179

The Seiko 6633-179 represents an important milestone in Seiko's 1975 lineup. Powered by the 6633 caliber with 23j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-6eaba001300b]

Also known as: Turtle, Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1975

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