Seiko Cal. 5648 - 587

This Kinetic model from 1977 features a 40mm Two-Tone case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-39487701c2ef]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1977

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