Seiko Cal. 7178 - 350

The 7178-350 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-c71e28c671e8]

Also known as: Bullhead, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1989

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