Seiko Cal. 6678 - 844

The Seiko 6678-844 represents an important milestone in Seiko's 1982 lineup. Powered by the 6678 caliber with 32j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-1c454a98307e]

Also known as: Tuna, UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1982

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