Seiko Cal. 7198 - 327

The 7198-327 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-5690e0b6b3f7]

Also known as: Helmet, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1997

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