Seiko Cal. 4427 - 493

Released in 1970, the Cal. 4427 with design code 493 was part of Seiko's domestic market collection. Powered by the 4427 caliber with 36j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-e2f11fb193fb]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

36j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1970

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