Seiko Cal. 6655 - 274

The 6655-274 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-51c849fd5767]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1988

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