Diamond Hill () is an MTR station located in Tai Hom, Northern Kowloon, named for local Diamond Hill area. It is an interchange station on the and . The station is incorporated into the Plaza Hollywood shopping mall.
The Tuen Ma line platforms are located below those of the Kwun Tong line; the station was expanded to include those platforms and an extended concourse as part of the Sha Tin to Central Link project.
Space was reserved for the platforms of the East Kowloon line when this station was built in the 1970s. This can be seen behind the advertising panels on the Kwun Tong line platforms. The spaces for the reserved platforms are little more than untrimmed rock formations behind the advertising panels.
This station's livery is greyish black with silver stones symbolising diamonds.
Diamond Hill station opened as part of the Kwun Tong line on 1 October 1979. The Tuen Ma line platforms became operational on 14 February 2020. The station was built by Paul Y. Construction (now Paul Y. Engineering) under Contract 207.
The photos were taken while the station was still part of the Tuen Ma Line Phase 1.