Seiko Cal. 6623 - 978

Seiko 6623-978

The 6623-978 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-3b2c81676da8]

Also known as: UFO

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
44mm
Case Thickness
13.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Navy
Jewels
31j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1970

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