An Australian 1990 1/10th oz (Proof) gold nugget (Grey kangaroo), uncirculated and in absolute mint condition and original packaging, could fetch up to $160 AUD.
There were 2007 minted.
A reputable coin dealer will be able to give a more accurate valuation.
An Australian 1993 1/10th oz (Proof) platinum nugget (koala and and joey), uncirculated and in absolute mint condition and original packaging, could fetch up to $225 AUD. There were 500 minted. A reputable coin dealer will be able to give a more accurate valuation.
An Australian 1993 1/4 ounce Proof gold nugget (Nailtailed wallaby), in absolute mint condition and its original packaging, could fetch up to $330 AUD. A reputable coin dealer will be able to give a more accurate valuation.
An Australian 1993 gold Five Dollar 1/20th ounce nugget (Elizabeth II)(Whiptail wallaby), uncirculated and in absolute mint condition and its original packaging, could fetch up to $75 AUD. There were 988 minted. A reputable coin dealer will be able to give a more accurate valuation.
An Australian 1994 1 ounce Proof gold nugget coin ($100 Red kangaroo), in absolute mint condition could fetch up to $1,300 AUD. They were only ever issued in sets of 5 coins (1 oz, 1/2 oz, 1/4 oz, 1/10 oz and 1/20 oz). There were 250 minted. A reputable coin dealer will be able to give a more accurate valuation.
Retail value is $25.00-$30.00
The first Australian "Baby" coin sets were produced in 1993.
Twenty-five cents. (Unless it is a proof coin.)
None. There were 201 1992 Australian 1/4 ounce $25 Proof gold nuggets featuring the Nailtailed Wallaby minted. There were 210 1993 Australian 1/4 ounce $25 Proof gold nuggets featuring the Whiptail Wallaby minted.
An Australian 1993 Masterpieces in Silver Proof set (The Explorers Part 1), uncirculated and in its original condition and packaging could fetch up to $175 AUD. An Australian 1994 Masterpieces in Silver Proof set (The Explorers Part 2), uncirculated and in its original condition and packaging could fetch up to $135 AUD. A reputable coin dealer will be able to give a more accurate valuation.
The 1993 5 coin proof set sells for about $7.
If the piece is silver, it depends on the weight. Take it to a jewler.
As of 07/2010 a proof set containing copper-nickel clad coins retails for about $13, while a Prestige set with silver coins sells for about $35.