Seiko Cal. 7158 - 657

The 7158-657 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-1cbf12ba1d85]

Also known as: Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1991

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