Seiko Cal. 7180 - 987

The 7180-987 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-9b6c0b36e422]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1992

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