Seiko Cal. 4425 - 729

The Seiko 4425-729 represents an important milestone in Seiko's 1985 lineup. Powered by the 4425 caliber with 29j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-cafa06978af8]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1985

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