A 25-year-old British man has died after he lost consciousness while diving in Greece . The man was found in the sea in Vouliagmeni, south of Athens, Greece, where he had been diving with instructors from a private company, the Coast Guard said. Two people have been arrested in connection with the man's death, inlucing a 46-year-old diving instructor and his 37-year-old assistant for allegedly breaching article 302 of the Criminal Code. An EKAV ambulance rushed the young Brit to the nearest