Seiko Cal. 7158 - 644

This Hand-Winding model from 1970 features a 35mm PVD Black case. Powered by the 7158 caliber with 21j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-991bcf3c285b]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1970

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