R T Stone's Trademark and popular iStone is manufactured with the finest materials, using very latest technology along with highly qualified craftsmanship and techniques in the quartz industry, creating a surface of superior durability and performance.

R T Stone operates a huge network of deliveries from all around the world of natural stones from China,Brazil, Italy, India, Spain, Norway, Vietnam and South Africa based on Client's/Architect's requirement for a project.

Istone offer quality stones at affordable prices.

iStone quartz by RT Stone will warrant from the original date of installation material that fails due to any manufacturing defect when fabricated and installed by a iStone Certified Fabricator for a period of Fifteen (15) years. This warranty applies to the repair or replacement of failed material that has been permanently installed in a single-family residence. This Residential 15-year Warranty is available only to the original owner of a single family residence in which iStone fabricator has been originally installed. In the case of a newly constructed single-family residence, this warranty is available to the "first" owner purchasing the residence with iStone fabricator permanently installed and is transferable according to the terms and conditions stated below

Istone quartz collection