A man and a woman have been arrested after a watch dealer was assaulted during a robbery at a south-west London jewellers and a day later found dead.
Oliver White, 27, was put in a chokehold as two men snatched a number of high value watches from the shop in Richmond on Saturday.
Mr White's parents said the attack had been "terrifying" and that he was suffering "anguish and distress" after CCTV footage was shared on social media. His death was "not thought to be suspicious", police said.
A woman, aged in her 30s, has been released under investigation and man has been bailed pending further inquiries.
Mr White was described by his family as a "beautiful, funny, loyal boy".
Det Ch Inspector Scott Mather said: "We are working tirelessly to get them the answers they need and are making good progress with our investigation."
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