Seiko Cal. 6387 - 197

The Seiko 6387-197 represents an important milestone in Seiko's 1997 lineup. With its 19mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-508d119d7a9b]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1997

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