Seiko Cal. 7158 - 641

The 7158-641 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-95cddf960014]

Also known as: Sea Horse, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1981

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