These solid 9kt gold jump rings have an outer diameter of 2.5mm and a wire thickness of 24 gauge. 24ga = 0.50mm
The inside diameter of the jump ring is 1.50mm.
These jump ring are perfect for welding/soldering.
Looking for 14kt Gold Filled jump rings? You can find them HERE.
Watch how to weld gold/gold filled jump ring with a Micro Welder. Check it out on YouTube.