Seiko Cal. 7178 - 101

The 7178-101 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-e3049af5e675]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1986

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