Seiko Cal. 4431 - 818

The 4431-818 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4431 caliber with 18j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-d380132a955e]

Also known as: Panda, Goldfeather

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1987

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