Seiko Cal. 6378 - 423

The 6378-423 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-cd18e5496584]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1976

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