15 Dollars - Elizabeth II Bounty 2012 year Extremely rare non-circulating coin issued by Cook Islands, round shape, thickness measures 30 mm
| Silver (.999) | 500 g | 45.2 mm |
15 Dollars - Elizabeth II Bounty 2015 year Extremely rare non-circulating coin issued by Cook Islands, rectangular shape
| Silver (.9999) | 500 g | - |
15 Dollars - Elizabeth II Bounty 2017 year Extremely rare non-circulating coin issued by Cook Islands, rectangular shape, thickness measures 7.6 mm
| Silver (.9999) | 500 g | - |
20 Dollars - Elizabeth II Papillon Extremely rare non-circulating coin issued by Cook Islands, round shape
| Gold (.9999) | 6.2 g | 22 mm |
20 Dollars - Elizabeth II Friedrich von Schiller 1993 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.47 g | - |
20 Dollars - Elizabeth II Galapagos 1993 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.47 g | 38.6 mm |
20 Dollars - Elizabeth II 1996 Olympics-Pole Vaulter and Runner 1993 year Very rare non-circulating coin issued by Cook Islands, round shape, thickness measures 3.4 mm
| Silver (.925) | 31.47 g | 38.2 mm |
20 Dollars - Elizabeth II 1936 Queen Mother and Daughters 1994 year Very rare non-circulating coin issued by Cook Islands, round shape, thickness measures 3 mm
| Silver (.925) | 31.47 g | 38 mm |
20 Dollars - Elizabeth II Tainui Catamaran 1995 year Very rare non-circulating coin issued by Cook Islands, round shape, thickness measures 3 mm
| Silver (.925) | 31.47 g | 38 mm |
20 Dollars - Elizabeth II 500 years of America 1995 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Gold (.999) | 1.24 g | 14 mm |
20 Dollars - Elizabeth II Washington Crossing Delware 1995 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Gold (.999) | 1.2441 g | - |
20 Dollars - Elizabeth II Statue of Liberty 1995 year Extremely rare non-circulating coin issued by Cook Islands, round shape, thickness measures 0.9 mm
| Gold (.9999) | 1.2441 g | 14 mm |
20 Dollars - Elizabeth II Captain James Cook 1995 year Extremely rare non-circulating coin issued by Cook Islands, round shape, thickness measures 0.9 mm
| Gold (.9999) | 1.2441 g | 14 mm |
20 Dollars - Elizabeth II First Man on the Moon 1995 year Very rare non-circulating coin issued by Cook Islands, round shape
| Gold (.9999) | 1.2441 g | 13.92 mm |
20 Dollars - Elizabeth II Dolphins 1995 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Gold (.9999) | 6.22 g | 33 mm |
20 Dollars - Elizabeth II Olympic National Park 1996 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.999) | 155.52 g | 82.0 mm |
20 Dollars - Elizabeth II Mickey Mouse 1996 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Gold (.9999) | 3 g | - |
20 Dollars - Elizabeth II Friedrich von Schiller 1996 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Gold (.999) | 1.24 g | 13.92 mm |
20 Dollars - Elizabeth II 18th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 19th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II Love Angel 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Platinum (.9995) | 5 g | - |
20 Dollars - Elizabeth II 1st Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 2nd Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 3rd Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 4th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 5th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 6th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 7th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 8th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 10th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 11th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 13th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 14th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 15th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 16th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 17th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II 20th Century 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.925) | 31.88 g | 38.8 mm |
20 Dollars - Elizabeth II Love Angel 1997 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Gold (.9999) | 5 g | 22 mm |
20 Dollars - Elizabeth II Dolphins 1998 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Gold (.9999) | 6.22 g | 22.9 mm |
20 Dollars - Elizabeth II Dolphins 1999 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Gold (.9999) | 6.2 g | 21.9 mm |
20 Dollars - Elizabeth II Whales 2001 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Gold (.9999) | 6.22 g | 23 mm |
20 Dollars - Elizabeth II Golden Jubilee: Street Party 2002 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Gold (.583) | 7.76 g | 25.0 mm |
20 Dollars - Elizabeth II Creation of Adam 2008 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.999) (with Swarovski crystals) | 93.3 g | 55 mm |
20 Dollars - Elizabeth II The Last Supper 2008 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.999) | 93.3 g | 55 mm |
20 Dollars - Elizabeth II School of Athens 2008 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.999) | 93.3 g | 55 mm |
20 Dollars - Elizabeth II The Birth of Venus 2008 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.999) | 93.3 g | 55 mm |
20 Dollars - Elizabeth II Vatican 2008 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.999) | 93.3 g | 55 mm |
20 Dollars - Elizabeth II Peonies 2008 year Extremely rare non-circulating coin issued by Cook Islands, round shape, thickness measures 1.74 mm
| Gold (.9999) | 6.221 g | 22 mm |
20 Dollars - Elizabeth II Mona Lisa 2009 year Extremely rare non-circulating coin, round shape
| Silver (.999) | 93.3 g | 55 mm |
20 Dollars - Elizabeth II The Night Watch 2009 year Extremely rare non-circulating coin, round shape
| Silver (.999) | 93.3 g | 55 mm |
20 Dollars - Elizabeth II The Sistine Madonna 2009 year Extremely rare non-circulating coin issued by Cook Islands, round shape
| Silver (.999) | 93.3 g | 55 mm |