Seiko Cal. 5665 - 157

This Spring Drive model from 1970 features a 39mm PVD Black case. It features a Green dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-bf4ea748abde]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1970

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