Seiko Cal. 5661 - 158

The 5661-158 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5661 caliber with 20j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-d17b4bdb880f]

Also known as: Pogue, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1992

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