Seiko Cal. 4430 - 685

The Seiko 4430-685 represents an important milestone in Seiko's 1984 lineup. Powered by the 4430 caliber with 22j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-aab70ad6b220]

Also known as: Sumo, Navigator

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1984

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