Seiko Cal. 4441 - 597

Released in 1979, the Cal. 4441 with design code 597 was part of Seiko's domestic market collection. Powered by the 4441 caliber with 23j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-1ca1c7b95e8a]

Also known as: UFO, Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1979

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