Heart|Lab Grown|IGI

4.33ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG811635663

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG811635663

Diamond specifications and retailer prices

From $4,208 USD
As of October 27, 2026
Save $24,742 USD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $28,950 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.33ct lab-grown heart diamond

This 4.33ct 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 LG811635663 or 811635663. Listed at 12 retailers as of October 27, 2026, with prices from $4,208 to $28,950, a $24,742 spread on the same certified stone. Do Amore Diamonds lists it at $28,950. 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

4.33
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811635663
Dimensions10.95 × 10.30 × 6.73 mm
L/W Ratio1.06
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
10.95 mm10.30 mm4.33 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811635663
Side View
Table 57.0%Crown 34.7°Girdle: THK-VTKPavilion 40.8°Culet: NoneDepth 61.5%

Caratlytics Score

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

Price History

Last verified: Oct 27
Current: $28,950 USD|Low: $4,208 USD|High: $32,430 USD|Avg: $11,449 USD|-10.7%
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 29, 2026
Retailer 7$4,208 USD
Retailer 13$4,410 USD
Retailer 9$4,537 USD
Retailer 12$4,930 USD
Retailer 3$4,991 USD
Retailer 10$6,352 USD
Retailer 11$6,733 USD
Retailer 8$7,557 USD
Retailer 2$9,337 USD
Retailer 5$10,587 USD
Retailer 6$11,217 USD
Retailer 4$22,940 USD
Do Amore Diamonds$28,950 USD

26 data points across 13 retailers

12 retailers$4,208 USD to $28,950 USD

A+
Cheapest Retailer
-
$4,208 USD
A
Retailer 2
-
$4,410 USD
View
A
Retailer 3
-
$4,537 USD
View
A
Retailer 4
-
$4,930 USD
View
A
Retailer 5
-
$4,991 USD
View
A
Retailer 6
-
$6,352 USD
View
A
Retailer 7
-
$6,733 USD
View
A
Retailer 8
-
$7,557 USD
View
A
Retailer 9
-
$9,337 USD
€8,892 EUR
View
B+
Retailer 10
-
$11,217 USD
£8,832 GBP
View
B
Retailer 11
-
$22,940 USD
View
Most Expensive
B
Do Amore Diamonds
27-673761281 · Oct 29
$28,950 USD
View
11 more retailers have this diamond
Prices start from $4,208 USDSave up to $24,742 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+
4.33ct Heart
$4,208 USD