Seiko Cal. 5646 - 549

This Solar model from 1972 features a 37mm PVD Black case. Powered by the 5646 caliber with 33j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-c95a8b300f8a]

Also known as: Emperor, Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1972

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