Seiko Cal. 7158 - 681

The Seiko 7158-681 represents an important milestone in Seiko's 1973 lineup. Powered by the 7158 caliber with 25j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-0f3db33e0af2]

Also known as: Bellmatic, Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1973

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