Seiko Cal. 6620 - 766

Seiko 6620-766

The 6620-766 is a sought-after Solar piece from Seiko's golden era. Powered by the 6620 caliber with 33j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-c949116432f2]

Also known as: Samurai, Emperor

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
13.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Navy
Jewels
33j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1978

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seikata-wm-c949116432f2