Seiko Cal. 5645 - 390

This Solar model from 1965 features a 46mm PVD Black case. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-3ea2ebeee395]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1965

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