Description 14K Yellow Gold Approx. 080 Gauge (3.5mm Wide) Approx. 100 Gauge (4.0mm Wide) Approx. 120 Gauge (5.0mm Wide) Approx. 150 Gauge (6.0mm Wide) Approx. 180 Gauge (7.0mm Wide) Approx. 210 Gauge (8.0mm Wide) High Polished Lobster Lock Hollow