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Heart|Lab Grown|IGI

3.37ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG818623968

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818623968

Diamond specifications and retailer prices

From $2,371 USD
As of October 30, 2026
Save $13,939 USD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $16,310 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.37ct lab-grown heart diamond

This 3.37ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818623968 or 818623968. Listed at 19 retailers as of October 30, 2026, with prices from $2,371 to $16,310, a $13,939 spread on the same certified stone. Do Amore Diamonds lists it at $16,310. 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

3.37
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818623968
Dimensions9.14 × 10.60 × 6.06 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.14 mm10.60 mm3.37 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818623968
Side View
Table 57.0%Crown 34°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 57.2%

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: $16,310 USD|Low: $2,371 USD|High: $21,830 USD|Avg: $7,640 USD|-25.3%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 18
October 31, 2026
Retailer 7$2,371 USD
Retailer 14$2,579 USD
Retailer 4$2,654 USD
Retailer 18$2,750 USD
Retailer 13$2,915 USD
Retailer 16$3,165 USD
Retailer 17$3,861 USD
Retailer 2$4,100 USD
Retailer 9$4,173 USD
Retailer 15$4,215 USD
Retailer 11$7,049 USD
Retailer 6$7,083 USD
Retailer 3$8,021 USD
Retailer 12$8,171 USD
Retailer 8$10,587 USD
Retailer 5$11,171 USD
Retailer 10$16,150 USD
Do Amore Diamonds$16,310 USD

38 data points across 18 retailers

19 retailers$2,371 USD to $16,310 USD

A
Cheapest Retailer
-
$2,371 USD
A
Retailer 2
-
$2,579 USD
View
A
Retailer 3
-
$2,654 USD
View
Final sale: no returns
A
Retailer 4
-
$2,750 USD
View
A
Retailer 5
-
$2,915 USD
View
A
Retailer 6
-
$3,165 USD
View
Retailer 7
-
$3,638 USD
View
Price last confirmed 19 days ago
A
Retailer 8
-
$3,861 USD
View
A
Retailer 9
-
$4,100 USD
£3,228 GBP
View
A
Retailer 10
-
$4,173 USD
View
A
Retailer 11
-
$4,215 USD
View
B+
Retailer 12
-
$7,049 USD
ZAR 113,878 ZAR
View
B+
Retailer 13
-
$7,083 USD
View
B+
Retailer 14
-
$8,021 USD
View
B+
Retailer 15
-
$8,171 USD
£6,434 GBP
View
B
Retailer 16
-
$10,587 USD
View
B
Retailer 17
-
$11,171 USD
View
B
Retailer 18
-
$16,150 USD
View
Most Expensive
B
Do Amore Diamonds
27-56903572E · Oct 31
$16,310 USD
View
18 more retailers have this diamond
Prices start from $2,371 USDSave up to $13,939 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
3.37ct Heart
$2,371 USD