Seiko Cal. 4430 - 704

The Seiko 4430-704 represents an important milestone in Seiko's 1965 lineup. Powered by the 4430 caliber with 36j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-2646bac5ff36]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1965

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