Seiko Cal. 6378 - 988

Seiko 6378-988

The 6378-988 is a sought-after Hand-Winding piece from Seiko's golden era. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-83f6ede7f5d5]

Also known as: UFO, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
15.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1984

Related Models

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