Seiko Cal. 6678 - 971

Seiko 6678-971

This Solar model from 1976 features a 34mm Hardlex-Coated Steel case. Powered by the 6678 caliber with 31j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-8a2e597fb127]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
12.6mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1976

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