Exceptional Quality Lab Grown Diamonds set in Round Petite Four Prong Solitaire (Side View)

Round Petite Four Prong Solitaire featuring Lab Diamonds (Main View)

2.5 Carat Lab Diamond Engagement Rings

Explore 2.5 Carat Engagement Ring Styles

Ada Diamonds specializes in large, sensational lab diamonds of the highest quality. Every ring is custom and made to order by award-winning artists in the USA.

Get inspired by these gorgeous 2.5 carat lab created diamond engagement rings we have created for past clients.

Shop our 2.5ct Diamonds

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Shape

Price

CTW

Color

Clarity


Emerald	$3,800 $4,750	2.40	D	VS1	-20%
Pear	$3,800 $4,750	2.40	E	VVS2	-20%
Asscher	$3,800 $4,750	2.41	E	VVS2	-20%
Emerald	$3,800 $4,750	2.41	E	VVS2	-20%
Pear	$3,280 $4,100	2.43	F	VVS2	-20%
Elongated Cushion	$4,200 $5,250	2.43	D	VVS2	-20%
Radiant	$3,840 $4,800	2.43	D	VS1	-20%
Oval	$3,840 $4,800	2.44	D	VS1	-20%
Emerald	$4,600 $5,750	2.47	D	VVS1	-20%
Radiant	$4,240 $5,300	2.47	D	VVS2	-20%
Emerald	$4,240 $5,300	2.47	D	VVS2	-20%
Pear	$3,360 $4,200	2.49	E	VS1	-20%
Oval	$4,640 $5,800	2.50	D	VVS1	-20%
Oval	$4,320 $5,400	2.50	D	VVS2	-20%
Radiant	$3,360 $4,200	2.50	E	VS1	-20%
Radiant	$3,960 $4,950	2.51	D	VS1	-20%
Asscher	$4,320 $5,400	2.51	D	VVS2	-20%
Asscher	$3,440 $4,300	2.51	G	VS1	-20%
Elongated Cushion	$3,400 $4,250	2.51	E	VS1	-20%
Round	$3,320 $4,150	2.51	G	VS2	-20%
Round	$4,360 $5,450	2.52	D	VVS2	-20%
Round	$3,400 $4,250	2.52	E	VS1	-20%
Pear	$4,000 $5,000	2.52	E	VVS2	-20%
Pear	$4,360 $5,450	2.52	E	VVS1	-20%
Elongated Cushion	$3,200 $4,000	2.52	E	VS2	-20%
Asscher	$4,000 $5,000	2.52	D	VS1	-20%
Radiant	$4,360 $5,450	2.53	D	VVS2	-20%
Emerald	$3,200 $4,000	2.53	F	VS1	-20%
Pear	$4,000 $5,000	2.53	E	VVS2	-20%
Asscher	$3,440 $4,300	2.53	G	VS1	-20%
Radiant	$4,360 $5,450	2.54	D	VVS2	-20%
Round	$4,400 $5,500	2.55	D	VVS2	-20%
Round	$3,360 $4,200	2.55	G	VS2	-20%
Asscher	$3,440 $4,300	2.56	E	VS1	-20%
Emerald	$3,480 $4,350	2.57	E	VS1	-20%
Oval	$4,080 $5,100	2.57	D	VS1	-20%
Pear	$4,080 $5,100	2.57	D	VS1	-20%
Radiant	$3,480 $4,350	2.59	E	VS1	-20%
Round	$4,840 $6,050	2.60	D	VVS1	-20%
Round	$4,480 $5,600	2.61	D	VVS2	-20%
Radiant	$3,520 $4,400	2.61	E	VS1	-20%
Emerald	$4,480 $5,600	2.61	D	VVS2	-20%
Round	$4,120 $5,150	2.61	D	VS1	-20%
Emerald	$4,160 $5,200	2.64	E	VVS2	-20%
Radiant	$4,560 $5,700	2.64	D	VVS2	-20%
Emerald	$4,560 $5,700	2.65	D	VVS2	-20%
Emerald	$3,600 $4,500	2.66	E	VS1	-20%
Elongated Cushion	$4,240 $5,300	2.69	E	VVS2	-20%
Emerald	$5,040 $6,300	2.70	D	VVS1	-20%
Radiant	$3,640 $4,550	2.70	E	VS1	-20%
Pear	$4,680 $5,850	2.71	D	VVS2	-20%
Pear	$4,280 $5,350	2.71	D	VS1	-20%
Princess	$3,640 $4,550	2.71	F	VVS2	-20%
Emerald	$4,280 $5,350	2.71	E	VVS2	-20%
Round	$3,680 $4,600	2.72	E	VS1	-20%
Cushion	$4,720 $5,900	2.73	D	VVS2	-20%
Asscher	$3,680 $4,600	2.74	E	VS1	-20%
Radiant	$4,320 $5,400	2.74	D	VS1	-20%
Pear	$4,360 $5,450	2.75	D	VS1	-20%
Elongated Cushion	$5,120 $6,400	2.75	D	VVS1	-20%
Emerald	$4,360 $5,450	2.77	D	VS1	-20%
Pear	$3,760 $4,700	2.78	F	VVS2	-20%
Oval	$3,760 $4,700	2.79	F	VVS2	-20%
Oval	$4,400 $5,500	2.79	D	VS1	-20%
Emerald	$5,200 $6,500	2.80	D	VVS1	-20%
Pear	$4,840 $6,050	2.80	D	VVS2	-20%
Pear	$4,440 $5,550	2.80	E	VVS2	-20%
Oval	$4,440 $5,550	2.82	D	VS1	-20%
Round	$3,800 $4,750	2.82	F	VVS2	-20%
Round	$3,560 $4,450	2.83	E	VS2	-20%
Pear	$4,480 $5,600	2.84	E	VVS2	-20%
Radiant	$5,280 $6,600	2.84	D	VVS1	-20%
Oval	$4,880 $6,100	2.84	D	VVS2	-20%
Radiant	$4,920 $6,150	2.85	D	VVS2	-20%
Radiant	$4,520 $5,650	2.85	E	VVS2	-20%
Oval	$4,920 $6,150	2.86	D	VVS2	-20%
Round	$4,960 $6,200	2.87	D	VVS2	-20%
Cushion	$3,880 $4,850	2.87	E	VS1	-20%
Emerald	$4,520 $5,650	2.87	E	VVS2	-20%
Emerald	$5,680 $7,100	2.87	E	VVS2	-20%
Round	$4,520 $5,650	2.87	E	VVS2	-20%
Asscher	$3,880 $4,850	2.88	E	VS1	-20%
Round	$5,000 $6,250	2.89	D	VVS2	-20%
Princess	$3,920 $4,900	2.89	E	VS1	-20%
Round	$5,000 $6,250	2.90	D	VVS2	-20%
Radiant	$3,680 $4,600	2.90	F	VS1	-20%
Emerald	$4,600 $5,750	2.91	E	VVS2	-20%
Radiant	$4,600 $5,750	2.91	D	VS1	-20%
Emerald	$5,400 $6,750	2.91	D	VVS1	-20%
Oval	$3,160 $3,950	2.91	G	VS1	-20%
Oval	$3,200 $4,000	2.92	G	VS1	-20%
Radiant	$5,440 $6,800	2.92	D	VVS1	-20%
Radiant	$3,960 $4,950	2.92	E	VS1	-20%
Oval	$5,040 $6,300	2.92	D	VVS2	-20%
Round	$3,960 $4,950	2.92	E	VS1	-20%
Round	$5,040 $6,300	2.93	D	VVS2	-20%
Oval	$4,640 $5,800	2.93	D	VS1	-20%
Emerald	$3,960 $4,950	2.94	E	VS1	-20%
Oval	$5,080 $6,350	2.95	D	VVS2	-20%
Round	$5,120 $6,400	2.96	D	VVS2	-20%
Round	$5,120 $6,400	2.97	D	VVS2	-20%
Radiant	$4,040 $5,050	2.98	E	VS1	-20%
Radiant	$5,160 $6,450	2.99	D	VVS2	-20%
Princess	$5,560 $6,950	2.99	D	VVS1	-20%
Round	$3,000 $3,750	2.99	G	VS2	-20%
Emerald	$4,720 $5,900	2.99	D	VS1	-20%
Not finding what you're looking for? Our friendly Diamond Concierge Team is available to answer any questions and to help you choose the perfect diamond. Name Name First Name Last Name Email Inquiry Details In-Person ConsultationIn-Person Consultation(Optional) Visit one of our showrooms or work with us entirely virtually.

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Best Sellers

Round Petite Four Prong SolitaireSetting From $1,000

Round Classic Six Prong SolitaireSetting From $1,160

Oval Petite Four Prong SolitaireSetting From $1,000

Oval Cathedral SolitaireSetting From $1,080

Oval East-West SolitaireSetting From $1,080

Emerald Petite Four Prong SolitaireSetting From $1,000

Emerald Trellis SolitaireSetting From $1,080

Emerald East-West SolitaireSetting From $1,080

Radiant Cathedral SolitaireSetting From $1,080

Cushion Petite Four Prong SolitaireSetting From $1,000

Pear Petite SolitaireSetting From $1,000

Bezel SolitaireSetting From $1,160

Round Petite Four Prong Pavé SettingSetting From $1,960

Round Classic Four Prong Pavé SettingSetting From $1,960

Round Trellis Six Prong Pavé SettingSetting From $2,120

Radiant Petite Four Prong Pavé SettingSetting From $1,960

Princess Petite Four Prong Pavé SettingSetting From $1,960

Trellis Split Shank SettingSetting From $2,120

Oval Halo Pavé SettingSetting From $2,520

Pear Halo Pavé SettingSetting From $2,520

Round Three Stone SettingSetting From $2,120

Round and Trillion SettingSetting From $2,120

Round and Pear SettingSetting From $1,960

Oval Three Stone SettingSetting From $2,120

Oval and Trillion SettingSetting From $1,960

Oval and Pear SettingSetting From $1,960

Emerald and Baguette SettingSetting From $1,960

Emerald and Trapezoid SettingSetting From $2,120

Cushion and Baguette SettingSetting From $1,960

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Split Shank Solitaire Diamond Engagement Ring featuring Exceptional Quality Lab Grown Diamonds

You Deserve the Best. The Best is Ada Diamonds.

Classic Lab Created Diamond Custom Solitaire Engagement Rings

Brilliant Classics, Uniquely Yours

Every engagement ring is made-to-order, even a simple solitaire. Feel inspired to make any setting style your own. Your Ada concierge will help you design the perfect one-of-a-kind setting for your lab created diamond.

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Proposal Setting with Lab Created Diamond Engagement Rings

Proposal Settings

Not sure what your sweetheart desires? Propose with a beautiful solitaire then re-design the ring together. The full cost of the solitaire may be applied toward the purchase of a new setting with no re-setting fee.

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What are Lab Created Diamonds Frequently Asked Questions

New To Lab Diamonds?

Our lab grown diamonds are optically and chemically indistinguishable from natural diamonds and vary in quality among the 4Cs. Lab diamonds are graded, appraised, insured, and resold just like mined diamonds. Learn about the future of fine jewelry.

FREQUENTLY ASKED QUESTIONS LAB DIAMOND PRICING