| 30, Diamond Street, Cardiff | - | 100 m² | - |
| 32, Diamond Street, Cardiff | Freehold | 96 m² | £230,000 (2023) |
| 34, Diamond Street, Cardiff | Freehold | 115 m² | £170,000 (2018) |
| 36, Diamond Street, Cardiff | Freehold | 102 m² | £100,000 (2008) |
| 38B Diamond Street, Cardiff | Leasehold | 40 m² | £86,500 (2023) |
| 40, Diamond Street, Cardiff | - | 74 m² | - |
| 41, Diamond Street, Cardiff | - | 90 m² | - |
| 42, Diamond Street, Cardiff | - | 100 m² | - |
| 45 Diamond Street, Cardiff | Freehold | 94 m² | £172,000 (2019) |
| 47 Diamond Street, Cardiff | Freehold | 108 m² | £149,500 (2004) |
| 48, Diamond Street, Cardiff | Freehold | 86 m² | £215,000 (2025) |
| 49, Diamond Street, Cardiff | - | 108 m² | - |
| 51, Diamond Street, Cardiff | - | 72 m² | - |
| 52 Diamond Street, Cardiff | Freehold | 101 m² | £187,000 (2022) |
| 54, Diamond Street, Cardiff | Freehold | 103 m² | £130,000 (2007) |
| 55 Diamond Street, Cardiff | Freehold | 77 m² | £140,000 (2016) |
| 57, Diamond Street, Cardiff | - | 74 m² | - |
| 59, Diamond Street, Cardiff | Freehold | 90 m² | £169,950 (2019) |
| 60 Diamond Street, Cardiff | Freehold | 107 m² | £54,950 (1999) |
| 62 Diamond Street, Cardiff | Freehold | 74 m² | £123,000 (2014) |
| 63, Diamond Street, Cardiff | Freehold | 77 m² | £163,000 (2021) |
| 64, Diamond Street, Cardiff | Freehold | 103 m² | £102,500 (2002) |
| 65, Diamond Street, Cardiff | Leasehold | 98 m² | £82,000 (2002) |
| 72 Diamond Street, Cardiff | Freehold | 106 m² | £230,000 (2025) |
| 74 Diamond Street, Cardiff | Freehold | 127 m² | £180,000 (2019) |
| 76 Diamond Street, Cardiff | Freehold | 65 m² | £21,000 (1995) |
| 78 Diamond Street, Cardiff | - | 65 m² | - |
| 80 Diamond Street, Cardiff | - | 62 m² | - |
| 82 Diamond Street, Cardiff | - | 66 m² | - |
| First Floor Flat, 43 Diamond Street, Cardiff | - | 44 m² | - |
| Ground Floor Flat, 43 Diamond Street, Cardiff | - | 40 m² | - |
| Ground Floor Flat, 46 Diamond Street, Cardiff | - | 38 m² | - |
| Top Floor Flat, 38 Diamond Street, Cardiff | Leasehold | 48 m² | £110,000 (2024) |