Contact Diamond Serviced Apartments GET IN TOUCH NOW! Looking for a luxury serviced apartment in Phnom Penh? Have questions about availability, pricing, or amenities? Complete the form below: Please confirm that all information you have filled are correct. Visit Us: No. 43, St. 105, Boeung Pralit, 7 Makara, Phnom Penh, Cambodia. Click here for our direction (855) 23 22 58 58 (855) 17 27 27 17 (855) 98 76 67 89 Email: rsvn@diamond.com.kh