RARE VINTAGE CERTINA DS DIAMASTER RADO CAL.25-651 AUTOMATIC WATCH MENS 40MM In 1975, Certina presented the Diamaster. The special feature was the scratchproof sapphire glass and the tungsten carbide case, which came from Rado. Rado itself used this case for the Diastar models.To produce the case, tungsten and titanium carbide with cobalt or nickel powder were first pulverized, the mixture pressed and pre-sintered at a temperature of 1000°C. model: certina ds diamaster radomovement :Automatic ca...
Price: | $ 700 |
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Model: | Certina Ds |
Condition: | Pre-owned |
Location: | , Giza |
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