Seiko Cal. 5645 - 129

This Quartz model from 1977 features a 42mm Two-Tone case. Powered by the 5645 caliber with 17j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-43216854f22c]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1977

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