"Iran's navy today took the delivery of the first indigenously designed and developed guided missile destroyer "Jamaran" in the Persian Gulf," Iran'sEnglish-language Press TV reported.
The vessel has a displacement of around 14,000 tonnes and is equipped with modern radars and electronic warfare capabilities, the report said.
"Jamaran, a multi-mission destroyer, can carry 120-140 personnel on board and is armed with a variety of anti-ship and surface-to-air missiles with a top speed of up to 30 knots and has a helipad," the report added.
"The vessel has also been equipped with torpedoes and modern naval cannons." State television also showed footage of the vessel and the ceremony at which it was launched by Khamenei flanked by the top Iranian military commanders.
Much of Iran's naval equipment dates from before the 1979 Islamic revolution and is US made. Since the revolution, Tehran has purchased a number of Russian-made submarines.
Iran's Supreme Leader Ayatollah Ali Khamenei (C) visiting the country's first domestically-made destroyer Jamaran, which was launched in undisclosed waters of the Persian Gulf in south Iran February 19, 2010.
In the past year Iranian navy has carried out a number of missions in the Gulf of Aden and offshore Somalia where it was commissioned to escort Iranian merchant ships and oil tankers.