Five flawless dives sealed gold for Chinese pair Chen Ruolin and Wang Hao in the women's 10 meter synchronized platform Tuesday.
Chen, Beijing champions, and Wang finished 25 points ahead of the field with 368.40 as their competitors allowed errors to creep in.
Mexican pair Paola Espinosa Sanchez and Alejandra Orozco Loza delivered a surprise, winning silver on strong second and third dives for 343.42 points.
The Canadian pair Meaghan Benfeito and Roseline Filion snatched bronze after a brilliant final dive that added 82.56 for a total of 337.62.
British duo Sarah Barrow and Tonia Couch took the lead after the first dive, only to blow it with a series of errors that saw them drop to fifth.
It was a 17th medal and ninth gold for China, and its third in the diving.
He Zi and Wu Minxia won the three meter synchronized springboard event with a dominant performance Sunday and compatriots Cao Yuan and Zhang Wanquan took gold in the 10-meter men’s synchronized diving Monday.