Seiko Cal. 5688 - 276

The Seiko 5688-276 represents an important milestone in Seiko's 1991 lineup. With its 22mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-6247a2137343]

Also known as: Tuna, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1991

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