Seiko Cal. 4431 - 137

This Hand-Winding model from 1991 features a 34mm Gold-Plated case. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-95b42ab88eb6]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1991

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