Seiko Cal. 6688 - 133

The Seiko 6688-133 represents an important milestone in Seiko's 1994 lineup. Powered by the 6688 caliber with 35j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-0b962c643411]

Also known as: UFO, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1994

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