Visitors marvel over precious stones at gem fair in Thailand as country's exports rise

Heartwarming proposal at Bruno Mars concert

Heartwarming proposal at Bruno Mars concert in the Philippines

Breathtaking Argyle Rose rare pink diamond goes on sale in Australia

Gem collectors attend precious stones fair in Thailand as exports surge

Broke builder finds rare Tridacna pearl worth while walking on Thai beach

Stunning gems on show at jewellery fair in Bangkok, Thailand

Jade mine landslide sparks panic as workers search for gems in Myanmar

Taliban fighters ride dodgems at amusement park in Kabul, Afghanistan

Gemologists confirm stone found in trucker's lunch is rare Melo pearl worth more than $100,000