Seiko Cal. 4430 - 650

Released in 1976, the Cal. 4430 with design code 650 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-03bf0610aaa4]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1976

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