Seiko Cal. 5623 - 861

Released in 1977, the Cal. 5623 with design code 861 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-75fab099ac90]

Also known as: Silverwave

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1977

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