HIS 12 GREATEST HITS by NEIL DIAMOND has sold 4,100,000 copies in United Kingdom and United States.
HIS 12 GREATEST HITS certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 United Kingdom |
100,000 | 1x Gold | 1 July, 1975 |
United Kingdom Sales: 100,000
Certification / note: 1x Gold
Certification Date / sales as of: 1 July, 1975
|
 United States |
4,000,000 | 4x Platinum | 6 August, 1993 |
United States Sales: 4,000,000
Certification / note: 4x Platinum
Certification Date / sales as of: 6 August, 1993
|
| Total sales | 4,100,000 | (in 2 countries) |
Total
Sales: 4,100,000
(in 2 countries)
|
Year-end chart performance for HIS 12 GREATEST HITS
| Chart 1974 | Rank |
| UK Albums (Music Week) |
49 |
| Chart 1975 | Rank |
| UK Albums (Music Week) |
41 |