Seiko Cal. 6363 - 778

The 6363-778 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6363 caliber with 31j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-d6500356b1a8]

Also known as: UFO, Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1973

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