Seiko Cal. 6678 - 438

Seiko 6678-438

The 6678-438 is a sought-after Solar piece from Seiko's golden era. With its 20mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-60ab5026ae0c]

Also known as: Tuna, Goldfeather

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
12.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Blue Sunburst
Jewels
32j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1986

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seikata-wm-60ab5026ae0c