Seiko Cal. 6378 - 650

The Seiko 6378-650 represents an important milestone in Seiko's 1975 lineup. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-7c7cdeba0329]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1975

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