Inside Circumference: 7 1/2 Inches

The center stone of this antique ring is black and white onyx

but bright appearance

We've set this tourmaline into an 18-karat gold vintage bypass diamond halo setting with a contemporary flair

White Gold Marquise Cut Diamond Solitaire Engagement Ring inv 4036 Inside Circumference: 7 1/2 InchesThis engagement ring adds a magical sparkle to your special day! Crafted in white gold with a marquise cut diamond, this solitaire ring is sure to be the envy of everyone you know. With its unique shape and elegant design, its the perfect way to say 'Yes! Metal: 10K White Gold Gem: Diamond . 23 Carats, I1 in Clarity, I in Color Gem Measurements: 3. 0 x 6. 5 mm, Marquise Cut Ring Size: 7. 50 Marks: "10 LSC 10K 1 5" Stamped on the inside band