Seiko Cal. 5666 - 326

The Seiko 5666-326 represents an important milestone in Seiko's 1994 lineup. Powered by the 5666 caliber with 22j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-1898ffc79255]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1994

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