An Indian national has been accused of stealing and decamping with three fine diamonds worth lakhs of rupees in the world's smallest Island -- St Maarten -- located near Caribbean Islands.

In a letter to the Prime Minister's office and officials in External Affairs Ministry and CBI, Diamonds International firm alleged that a Mumbai-based Indian national, who was working with the group for eight years, made good with three diamonds on June 5.

The three diamonds -- round brilliant (finest cut) and round brilliant and square shaped Princess cut diamonds (both of them certified by Gemological Institute of America -- are worth nearly $100,000 in the wholesale international market.

Company's managing director Moshe Hakimi, annexed the passport details of the accused, whose address in India has been shown to be in Chembur (Mumbai).

The Indian national was not identified.

"I have got a case registered against the accused in police station. Even the Indian authorities have been informed through their Venezuelan mission," Hakimi said, from Philipsburg (St Maarten).

St Maarten Island is the world's smallest inhabited Island with an area of only 37 square miles and a population of 85,000. Tourism is the mainstay of its economy and is considered as a shopper's paradise with wide range of duty free shops. One part of the island is controlled by France [Images] and the other by the Netherlands.