Rock is not diamond but definitely 18k gold ring band 1.2 gram Size 7 to 7.25 The ring was made in a gold shop in Dubai, UAE. It is not from a well known Company. Will not tarnish Will not fade Will not rust Pictures are zoom in Please check every detail/s of the jewelry before purchasing. I will provide as many photo as possible, just ask me! I also take video of me wrapping and packing the gold for security purpose.