Seiko Cal. 6178 - 363

This Spring Drive model from 1973 features a 44mm Hardlex-Coated Steel case. It features a Green dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-3dda79d2f4f8]

Also known as: Turtle, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1973

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