Seiko Cal. 5661 - 640

This Kinetic model from 1975 features a 34mm Two-Tone case. Powered by the 5661 caliber with 22j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-7208e887e83d]

Also known as: Pogue, World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1975

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