Seiko Cal. 5666 - 492

Seiko 5666-492

The 5666-492 is a sought-after Solar piece from Seiko's golden era. Powered by the 5666 caliber with 34j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-16aa3225322a]

Also known as: Tuna, Bellmatic

Specifications

Movement
Solar
Case Material
Titanium
Case Width
40mm
Case Thickness
11.4mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Silver
Jewels
34j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1981

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