Seiko Cal. 6378 - 547

This Quartz model from 1981 features a 34mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-a197cb36fac4]

Also known as: Navigator, Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1981

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