Seiko Cal. 5653 - 727

This Solar model from 1977 features a 46mm Two-Tone case. Powered by the 5653 caliber with 25j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-a0ea98c300ca]

Also known as: Monster, World Timer

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1977

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