Blue Diamond Three Stone Engagement Rings
A blue center, flanked and framed. Every setting here waits for a fancy blue diamond center, which you pick next, with a side stone to the left and right. Side stones change by design: rounds, pears, princess cuts or tapered baguettes. A 3 stone blue diamond engagement ring reads bold and personal. Pick the metal on the product page; settings begin under $250.
$929 $1,858
$929 $1,858
$929 $1,858
$929 $1,858
$1,789 $3,578
$939 $1,878
$1,579 $3,158
$2,099 $4,198
$2,099 $4,198
$2,409 $4,818
$1,389 $2,778
$1,389 $2,778
Showing 1–14 of 1405
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Side stones and the blue center
- Round sides: soft sparkle that frames a blue round or cushion.
- Pear sides: points that curve toward the center for a flowing outline.
- Tapered baguettes or princess sides: straight edges for a graphic, modern look.
A few designs bring in a pavé shank, a twist or a split shank; others keep a plain squared band.
Shapes for a blue diamond
Round and asscher appear on most designs, with heart, cushion and oval close behind. Deeper cuts such as cushion and round hold color well, so the blue looks richer; long shapes like pear and marquise show a lighter tone at the ends.
Which metal flatters blue
White gold and platinum keep the blue cool and crisp. Yellow gold sets up strong contrast, while rose gold mellows the hue. Gold comes in 10K, 14K or 18K. Silvadium, a tarnish-resistant sterling silver, reads cool like white gold. Blue centers carry an IGI or GIA grading report too.
Wearing a 3 stone blue diamond ring
Three heads mean more prongs to watch, so look them over every few months. Oil on the underside makes color look gray; a dip in sudsy lukewarm water and a toothbrush under each stone keeps the blue saturated.
Ring questions, answered.
How do I choose an engagement ring?
Start with the shape she loves, then the setting style. Our gemologists can help you balance carat, cut and budget on a free video call.
Can I build my own engagement ring?
Yes — pick a setting, then a diamond, and review the finished ring before it goes to the bench.
Does the diamond price include the setting?
Diamond and setting are priced separately in the ring builder, and the total is shown before you add the ring to your bag.
How do I find my ring size?
Use our ring size guide, or order a free ring sizer — it arrives in 2–3 days.
Can I return or resize my ring?
You can return it within 30 days (a 10% restocking fee applies to resized or engraved pieces), and your first resize within 60 days of delivery is free.
Should I insure my engagement ring?
We recommend it. Every ring ships fully insured; once it is yours, a separate jewelry insurance policy covers loss, theft and accidental damage.
