Seiko Cal. 4431 - 567

The Seiko 4431-567 represents an important milestone in Seiko's 1987 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-9c3c8779fc36]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1987

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