Seiko Cal. 4430 - 416

Released in 1976, the Cal. 4430 with design code 416 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-f92ff61ec4cb]

Also known as: World Timer, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1976

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