Seiko Cal. 7182 - 803

The 7182-803 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-c326ae7ea4fb]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1978

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