This mariner link chain comes in 14k yellow gold and has a width of 6.30 millimeters.
Product Details:
Chain Information : 
|  Metal :  | 
 14K Yellow Gold  | 
| Chain Type :  | 
Mariner | 
| Clasp :  | 
Lobster Clasp | 
| Width :  | 
6.30 mm | 
Approximate Weight:
| Size | 
Weight | 
|      20'' | 
    17.6  grams  | 
|     22''  | 
     19.3  grams  | 
|     24''  | 
     21  grams  |