Well I'm just coming up to 1 year as a Quattro user and I tought I'd post some of my better finds so far,it's a really great machine and I consider it to be the best non pulse beach detector money can buy,works great on pasture as well as you will see below!
Highlights from above are
Medieval dagger quillion 15/16th century (with the two heads)
Heraldic horse harness pendant 12/13th century
Annular dress brooch 12/13th century
Copper hat buckle late 18th century
Hammered silver coin 12th century
7 siege coins of James II all 1689-1691
Celtic coin possibly Iorn age
Some British silver coins dated 1893-1940
Some British/Irish copper coins 1723-1852
All found with the Quattro in All metal mode and stock coil

Highlights from above are
Medieval dagger quillion 15/16th century (with the two heads)
Heraldic horse harness pendant 12/13th century
Annular dress brooch 12/13th century
Copper hat buckle late 18th century
Hammered silver coin 12th century
7 siege coins of James II all 1689-1691
Celtic coin possibly Iorn age
Some British silver coins dated 1893-1940
Some British/Irish copper coins 1723-1852
All found with the Quattro in All metal mode and stock coil