WATERMARK by ART GARFUNKEL has sold 624,600 copies in Canada, Japan, United Kingdom and United States.
WATERMARK certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Canada |
50,000 | 1x Gold | 1978 |
Canada Sales: 50,000
Certification / note: 1x Gold
Certification Date / sales as of: 1978
|
 Japan |
14,600 | Oricon charts |
Japan Sales: 14,600
Certification / note: Oricon charts
Certification Date / sales as of:
|
|
 United Kingdom |
60,000 | 1x Silver | 6 March, 1978 |
United Kingdom Sales: 60,000
Certification / note: 1x Silver
Certification Date / sales as of: 6 March, 1978
|
 United States |
500,000 | 1x Gold | 2 March, 1978 |
United States Sales: 500,000
Certification / note: 1x Gold
Certification Date / sales as of: 2 March, 1978
|
| Total sales | 624,600 | (in 4 countries) |
Total
Sales: 624,600
(in 4 countries)
|
Year-end chart performance for WATERMARK
| Chart 1978 | Rank |
| Canadian Albums (RPM) |
92 |