Seiko Cal. 4440 - 850

The Seiko 4440-850 represents an important milestone in Seiko's 1996 lineup. Powered by the 4440 caliber with 24j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-ca06f76cfea4]

Also known as: Sumo, Rally

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1996

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