Seiko Cal. 7178 - 706

The Seiko 7178-706 represents an important milestone in Seiko's 1993 lineup. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-a31e50039f55]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1993

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