Seiko Cal. 5630 - 443

The Seiko 5630-443 represents an important milestone in Seiko's 1990 lineup. Powered by the 5630 caliber with 35j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-92ecba9e18cd]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1990

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