IDT Gemological Laboratories Worldwide Certification VS-SI clarity and F-G colour diamonds. 18ct white gold. Beautiful single secure clasp, with box setting. 0.90ct worth of diamonds. 93 diamonds in total. Hallmarked 750. Diamond tennis bracelets are an iconic piece of jewellery. It is a classic design that never goes out of style. Consisting of a line of diamonds, usually of the same cut and colour, it makes a complete flexible circle when worn. It beautifully adorns the wrist of the wearer. The diamond tennis bracelet is a jewellery must have in much of the world. Today the design has flourished to form variations in terms of the stones used and innovative settings to be found in popular markets. The versatility of the piece makes it a popular design as it can be worn with all outfits.