Seiko Cal. 6378 - 618

The 6378-618 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-88cd412623ca]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1967

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