Hallmarking

Every One Ring is made from 9ct gold.

In the UK, 9ct gold has a minimum fineness of 375 parts gold per 1,000. Every One Ring is supplied with a legally recognised hallmark confirming the fineness of the precious metal.

UK Hallmarking Information

IGI Grading

Every One Ring & CO ring features a laboratory-grown diamond independently graded by the International Gemological Institute (IGI).

Each centre diamond is accompanied by its own IGI Laboratory Grown Diamond Report, confirming its laboratory-grown origin and documenting its individual characteristics, including carat weight, colour and clarity.

Each IGI report has a unique report number that can be independently verified with IGI.