These solid 14kt gold jump rings have an outer diameter of 3.5mm and a wire thickness of 24 gauge. 24ga = 0.50mm
The inside diameter of the jump ring is 2.50mm.
These jump ring are perfect for 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.