Seiko Cal. 7158 - 957

The Seiko 7158-957 represents an important milestone in Seiko's 1970 lineup. Powered by the 7158 caliber with 23j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-d18c1a454b7c]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1970

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