Seiko Cal. 7158 - 661

The Seiko 7158-661 represents an important milestone in Seiko's 1969 lineup. Powered by the 7158 caliber with 35j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-8486197c7d05]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1969

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