PHNOM PENH – World leaders attending a summit in Phnom Penh will receive Cambodian-made watches from host Hun Sen, a noted fan of luxury timepieces. The gift to VIPs at the Asean and East Asian Summit gatherings has raised eyebrows in a country with no history of watchmaking. US President Joe Biden and Chinese Premier Li Keqiang are among the guests over three days of meetings, which will cover the crisis in Myanmar and other regional issues. The 25 tourbillion watches will be presented to delegates, said Prime Minister Hun Sen, who plans to wear one himself throughout the summit…