Seiko Cal. 7155 - 412

The Seiko 7155-412 represents an important milestone in Seiko's 1999 lineup. Powered by the 7155 caliber with 34j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-623ccdba4e2a]

Also known as: Tuna, Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1999

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