Seiko Cal. 6678 - 444

Seiko 6678-444

This Hand-Winding model from 1979 features a 39mm Gold-Plated case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-e2ced7c740ca]

Also known as: Sumo, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
12.0mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
Silver
Jewels
34j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1979

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seikata-wm-e2ced7c740ca