| AV | BA | CA | CE | CH | MA |
|---|
AV
| Mark | Maker | Dates seen | Seen on | Comments |
|---|---|---|---|---|
 | A V Van Cleef & Arpels | 2019 | 18ct yellow gold bracelet | Noted High end manufacturer / retailer with French 18ct gold marks |
 | Van Cleef & Arpels | 2019 | 18ct yellow gold bracelet | Pattern number marks |
BA
| Mark | Maker | Dates seen | Seen on | Comments |
|---|---|---|---|---|
 | Bahrain | 2019 | Fancy Asian style chain | 21ct mark. Date letter in use between 1990 and 2000 |
CA
| Mark | Maker | Dates seen | Seen on | Comments |
|---|---|---|---|---|
 | Cypriot Assay Office | 2018 | 18ct gold chain | Mark for Cypriot Assay Office |
CE
| Mark | Maker | Dates seen | Seen on | Comments |
|---|---|---|---|---|
 | Columbian Emeralds International | 2018 | 14K yellow gold pendant | West Indies, Bahamas and Cruise ship purchases |
CH
| Mark | Maker | Dates seen | Seen on | Comments |
|---|---|---|---|---|
 | Chopard | 2019 | Large single stone diamond solitaire ring | Swiss convention marks, post 1995 |
MA
| Mark | Maker | Dates seen | Seen on | Comments |
|---|---|---|---|---|
 | MAA | 2018 | Necklace | Cypriot 18ct mark |