Seiko Cal. 5665 - 859

The 5665-859 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-91e1735dd4d8]

Also known as: Pogue, Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1972

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