Seiko Cal. 6666 - 837

Seiko 6666-837

The 6666-837 is a sought-after Solar piece from Seiko's golden era. Powered by the 6666 caliber with 34j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-13f3930e8bd6]

Also known as: Golden Tuna

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
14.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Silver
Jewels
34j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1978

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