Seiko Cal. 4431 - 749

The 4431-749 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-d7f40490446b]

Also known as: Panda, Emperor

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1980

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