Seiko Cal. 5688 - 105

The Seiko 5688-105 represents an important milestone in Seiko's 1994 lineup. Powered by the 5688 caliber with 34j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-cf7473117344]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1994

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