Seiko Cal. 6611 - 678

Seiko 6611-678

The 6611-678 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-836bcd10aa57]

Also known as: UFO, Golden Tuna

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
34mm
Case Thickness
11.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
Black
Jewels
29j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1970

Related Models

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