These Valcambi 1 oz Palladium Bars offer a cost effective way to invest in palladium, while enjoying the security that comes from one of the world's oldest refiners of precious metals. Valcambi 1 oz Palladium Bar In Assay 1 troy oz platinum .9995 purity Please follow the instructions below for using alternate payment methods. Instructions for mailing check payments will be sent via email, alongside an invoice Alternate Payment Method Discount How to Apply Paper Check 3% Discount Choose Check Payment Email invoice will follow. ACH 2% Discount Choose ACH Payment Email invoice will follow