Vintage Birks Two Tone 14k and 18k Gold 1.8mm Band Ring

Vintage Birks two-tone 14k yellow, and 18k white gold 1.8mm band ring.  ID#: RG1001  Metal: 14k yellow and 18k white gold  Size: 8 1/4  Band Width: 1.8mm  Weight: 1.75g  Markings: '14K' '18K' 'BIRKS'