Heart|Lab Grown|IGI

4.12ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG846662167

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846662167

Diamond specifications and retailer prices

From $4,013 USD
As of October 27, 2026
Save $23,597 USD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $27,610 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.12ct lab-grown heart diamond

This 4.12ct 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 LG846662167 or 846662167. Listed at 12 retailers as of October 27, 2026, with prices from $4,013 to $27,610, a $23,597 spread on the same certified stone. Do Amore Diamonds lists it at $27,610. 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

4.12
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662167
Dimensions9.73 × 10.83 × 6.54 mm
L/W Ratio1.11
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
9.73 mm10.83 mm4.12 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662167
Side View
Table 62.0%Crown 36.2°Girdle: THK-VTKPavilion 40.1°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
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: $27,610 USD|Low: $4,013 USD|High: $28,990 USD|Avg: $9,379 USD|-4.8%
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
October 30, 2026
Retailer 6$4,013 USD
Retailer 12$4,206 USD
Retailer 2$4,293 USD
Retailer 8$4,333 USD
Retailer 3$4,568 USD
Retailer 11$4,710 USD
Retailer 9$6,174 USD
Retailer 10$6,421 USD
Retailer 7$7,211 USD
Retailer 5$10,697 USD
Retailer 4$21,830 USD
Do Amore Diamonds$27,610 USD

12 data points across 12 retailers

12 retailers$4,013 USD to $27,610 USD

A
Cheapest Retailer
-
$4,013 USD
A
Retailer 2
-
$4,206 USD
View
A
Retailer 3
-
$4,293 USD
£3,380 GBP
View
A
Retailer 4
-
$4,333 USD
View
A
Retailer 5
-
$4,568 USD
View
A
Retailer 6
-
$4,710 USD
View
A
Retailer 7
-
$6,174 USD
View
A
Retailer 8
-
$6,421 USD
View
A
Retailer 9
-
$7,211 USD
View
B+
Retailer 10
-
$10,697 USD
£8,423 GBP
View
B
Retailer 11
-
$21,830 USD
View
Most Expensive
B
Do Amore Diamonds
27-2AEFE2FD2 · Oct 29
$27,610 USD
View
11 more retailers have this diamond
Prices start from $4,013 USDSave up to $23,597 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
4.12ct Heart
$4,013 USD