Seiko Cal. 6378 - 765

The 6378-765 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-73f621484079]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1971

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