Seiko Cal. 6378 - 333

Released in 1989, the Cal. 6378 with design code 333 was part of Seiko's domestic market collection. Powered by the 6378 caliber with 30j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-392ce9e30017]

Also known as: Navigator, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1989

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