Seiko Cal. 6378 - 412

The Seiko 6378-412 represents an important milestone in Seiko's 1973 lineup. It features a Black dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-bd03d26266dc]

Also known as: Goldfeather, Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1973

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