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Heart|Lab Grown|IGI

5.51ct D VS2 Heart Lab Grown Diamond

ID • D/VS2 • IGI LG717536650

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG717536650

Diamond specifications and retailer prices

From $1,186 USD
As of October 30, 2026
Save $9,154 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $10,340 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.51ct lab-grown heart diamond

This 5.51ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG717536650 or 717536650. Listed at 11 retailers as of October 30, 2026, with prices from $1,186 to $10,340, a $9,154 spread on the same certified stone. Do Amore Diamonds lists it at $10,340. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.51
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717536650
Dimensions10.79 × 11.97 × 7.27 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.79 mm11.97 mm5.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717536650
Side View
Table 60.0%Crown 35.5°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $10,340 USD|Low: $1,186 USD|High: $10,340 USD|Avg: $2,922 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 10$1,186 USD
Retailer 3$1,290 USD
Retailer 2$1,676 USD
Retailer 12$1,724 USD
Retailer 4$2,044 USD
Retailer 5$2,079 USD
Retailer 13$2,182 USD
Retailer 6$2,185 USD
Retailer 8$2,710 USD
Retailer 11$2,846 USD
Retailer 9$3,219 USD
Retailer 7$4,884 USD
Do Amore Diamonds$10,340 USD

22 data points across 13 retailers

11 retailers$1,186 USD to $10,340 USD

A
Cheapest Retailer
-
$1,186 USD
A
Retailer 2
-
$1,290 USD
View
A
Retailer 3
-
$1,676 USD
£1,320 GBP
View
A
Retailer 4
-
$1,724 USD
View
B+
Retailer 5
-
$2,182 USD
View
B+
Retailer 6
-
$2,185 USD
View
B+
Retailer 7
-
$2,710 USD
View
B+
Retailer 8
-
$2,846 USD
View
B+
Retailer 9
-
$3,219 USD
View
B
Retailer 10
-
$4,884 USD
£3,846 GBP
View
Most Expensive
B
Do Amore Diamonds
7-1799648 · Oct 31
$10,340 USD
View
10 more retailers have this diamond
Prices start from $1,186 USDSave up to $9,154 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
5.51ct Heart
$1,186 USD