9999 fine Gold (0.03215 oz) Bar and Round Shown. 1 Gram Valcambi Gold Round (New w/Assay). Obverse : “valcambi suisse”, “1 g fine gold 999,9″, “ESSAYEUR FONDEUR” and the serial number. Reverse : Valcambi Suisse square logo surrounded by rings. 1 Gram Valcambi Gold Bar (New w/Assay). The reverse of the Valcambi Suisse Gold bar has the simple “Valcambi Suisse”. The obverse bears the Valcambi logo, with the weight and purity and an individualized serial number. Valcambi’s headquarters and refining operations are located in Balerna, Switzerland and is one of the largest and most reputable refineries in the world.