Seiko Cal. 5645 - 594

This Spring Drive model from 1984 features a 46mm Two-Tone case. Powered by the 5645 caliber with 32j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-e8b4042dd172]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1984

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