The actual value of the coin may differ depending on its condition, luster, rarity, and other factors. This is a rough estimation.
Coin Design
Reverse
Description:
A coloured image of an astronomical observatory inside a clock sphere. Commemorative inscription and year of issue on the ring. Three different views of the Earth.
Engraver:
n/a
Designer:
n/a
Obverse
Description:
4th portrait of Queen Elizabeth II facing right wearing the Girls of Great Britain and Ireland Tiara
Engraver:
n/a
Designer:
Ian Rank-Broadley
Edge
Description:
Reeded
Lettering
Obverse:
ELIZABETH II AUSTRALIA 20 DOLLARS IRB
Reverse:
GREGORIAN MILLENNIUM 2001 P 01.01
Physical Feature
Composition
Bimetallic: silver (.999) centre in gold (.999) ring (Pad Printed)