Seiko Cal. 5212 - 681

Seiko 5212-681

The 5212-681 is a sought-after Solar piece from Seiko's golden era. Powered by the 5212 caliber with 36j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-a2a17e293a2d]

Also known as: Helmet, Navigator

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
8.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Black
Jewels
36j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1970

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