Seiko Cal. 7176 - 276

The 7176-276 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-528ee4bc9279]

Also known as: Tuna, Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1979

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