Seiko Cal. 7181 - 339

This Hand-Winding model from 1987 features a 43mm Two-Tone case. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-d86221913a55]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1987

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