Seiko Cal. 6278 - 993

The Seiko 6278-993 represents an important milestone in Seiko's 1983 lineup. With its 21mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-c04fb40f9662]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1983

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