Seiko Cal. 7197 - 243

The Seiko 7197-243 represents an important milestone in Seiko's 1981 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-f04b85cd3bde]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1981

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