Seiko Cal. 5660 - 741

The Seiko 5660-741 represents an important milestone in Seiko's 1990 lineup. Powered by the 5660 caliber with 36j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-d3a70fd207b5]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1990

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