Seiko Cal. 4431 - 229

The Seiko 4431-229 represents an important milestone in Seiko's 1974 lineup. With its 19mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-42a012353293]

Also known as: Panda, UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1974

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