Seiko Cal. 7178 - 586

The 7178-586 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-f4e67dbbe550]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1973

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