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Heart|Lab Grown|IGI

3.71ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG818696667

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818696667

Diamond specifications and retailer prices

From $1,808 USD
As of October 26, 2026
Save $3,544 USD (66%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,700 USD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.71ct lab-grown heart diamond

This 3.71ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818696667 or 818696667. Listed at 14 retailers as of October 26, 2026, with a 196% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.71
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818696667
Dimensions9.27 × 10.71 × 6.27 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.27 mm10.71 mm3.71 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818696667
Side View
Table 61.0%Crown 36.8°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 58.5%

Caratlytics Score

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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 26
Current: $6,700 USD|Low: $1,417 USD|High: $6,700 USD|Avg: $3,548 USD
Novita 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
Retailer 14
Retailer 15
October 28, 2026
Retailer 10$1,417 USD
Retailer 9$1,640 USD
Retailer 4$1,808 USD
Retailer 2$2,056 USD
Retailer 14$2,110 USD
Retailer 5$2,748 USD
Retailer 8$2,918 USD
Retailer 6$3,350 USD
Retailer 15$3,392 USD
Retailer 7$4,342 USD
Retailer 12$4,723 USD
Retailer 11$4,914 USD
Retailer 13$5,151 USD
Retailer 3$5,352 USD
Novita Diamonds$6,700 USD

22 data points across 15 retailers

14 retailers$1,808 USD to $5,352 USD

Retailer 1
-
$1,640 USD
Price last confirmed 5 days ago
A
Retailer 2
-
$1,808 USD
View
B+
Retailer 3
-
$2,056 USD
£1,619 GBP
View
B+
Retailer 4
-
$2,110 USD
View
Retailer 5
-
$2,748 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$2,918 USD
View
Retailer 7
-
$3,350 USD
A$5,154 AUD
View
Price last confirmed 10 days ago
Retailer 8
-
$3,392 USD
ZAR 54,796 ZAR
View
Price last confirmed 8 days ago
B
Retailer 9
-
$4,342 USD
View
B
Retailer 10
-
$4,723 USD
£3,719 GBP
View
B
Retailer 11
-
$4,914 USD
SGD 6,641 SGD
View
B
Retailer 12
-
$5,151 USD
View
B
Retailer 13
-
$5,352 USD
View
Most Expensive
Novita Diamonds
cert_818696667 · Oct 8
$6,700 USD
A$10,307 AUD
View
Price last confirmed 24 days ago
13 more retailers have this diamond
Prices start from $1,808 USDSave up to $3,544 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
3.71ct Heart
$1,808 USD