Seiko Cal. 6378 - 983

Released in 1997, the Cal. 6378 with design code 983 was part of Seiko's domestic market collection. It features a Green dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-fc9ea6e6ef4f]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1997

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