Blog - LusterBlue

16 Dec

‘Queen of Asia’: World’s largest corundum sapphire pebble unveiled in Sri Lanka

Sri Lanka, which is very well known as the gem island all over the world proves its majesty again with the world's largest natural coru...

27 Jul

World’s largest star sapphire cluster found in Sri Lanka

How would you feel when you found a gemstone in your backyard? How would you feel when you are a gem trader at the same time? How would...

22 Mar

Some local words used in the Gem Industry of Sri Lanka

Every industry has its terminologies used by its professionals. Being one of the most precious gemstones producers in the world, Sri Lanka has its own local words used in the gem industry since ancient times.

09 Oct

Regions Where Sapphires are Mined

Sapphires come in several colors and variety and are mined in many locations worldwide for centuries to date. It’s mined in the same wa...

15 Sep

The most popular e-commerce website in Sri Lanka

Once again Lusterblue.lk honoured by our beloved customers by being, The Most Popular Website in e-commerce category & Bronze Award...

09 Jul

Ceylon Padparadscha Sapphires ( King Sapphire )

When it comes to sapphire world there are plenty of sapphires in different colors. Among that Padparadscha sapphires are one of the ext...

26 Jun

A Tanzanian miner became a millionaire overnight.

“A Tanzanian subsistence miner hit the jackpot on Wednesday after the government handed him a cheque for 7.74 billion Tanzanian shillin...

25 Jul

Ceylon Star Sapphire Cutting Process

Star Sapphires are constantly cut into a Cabochon shape with a high vault. This is the main way that the sparkling star will be seen fr...

05 Jul

The difference between Unheated and Heated Sapphires

Anyone shopping for sapphires or any other gemstone is likely to come across natural stones or heated stone. In the history of treatme...

22 May

Sri Lankan Blue Sapphire

Sri Lanka’s gem industry has a very long and colorful history. Sri Lanka was affectionately known as Ratna-Dweepa which means Gem Islan...