Seiko Cal. 5660 - 165

The Seiko 5660-165 represents an important milestone in Seiko's 1967 lineup. Powered by the 5660 caliber with 23j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-961de589e9aa]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1967

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