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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 $5,110 SGD
$3,997 USD
As of October 30, 2026
Save $30,187 SGD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $35,297 SGD at Do Amore Diamonds · As of October 31, 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 30, 2026, with prices from $5,110 to $35,297, a $30,187 spread on the same certified stone. Do Amore Diamonds lists it at $35,297. 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
Colour
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+
Exceptional
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: $35,297 SGD|Low: $5,110 SGD|High: $37,061 SGD|Avg: $11,897 SGD|-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 5$5,110 SGD
Retailer 3$5,377 SGD
Retailer 6$5,488 SGD
Retailer 9$5,539 SGD
Retailer 4$5,840 SGD
Retailer 12$6,021 SGD
Retailer 10$7,893 SGD
Retailer 11$8,209 SGD
Retailer 8$9,219 SGD
Retailer 7$13,675 SGD
Retailer 2$16,185 SGD
Do Amore Diamonds$35,297 SGD

12 data points across 12 retailers

12 retailers$5,110 SGD to $35,297 SGD

A+
Cheapest Retailer
-
$5,110 SGD
$3,997 USD
A
Retailer 2
-
$5,377 SGD
$4,206 USD
View
A
Retailer 3
-
$5,488 SGD
£3,380 GBP
View
A
Retailer 4
-
$5,539 SGD
$4,333 USD
View
A
Retailer 5
-
$5,840 SGD
$4,568 USD
View
A
Retailer 6
-
$6,021 SGD
$4,710 USD
View
A
Retailer 7
-
$7,893 SGD
$6,174 USD
View
A
Retailer 8
-
$8,209 SGD
$6,421 USD
View
A
Retailer 9
-
$9,219 SGD
$7,211 USD
View
B+
Retailer 10
-
$13,675 SGD
£8,423 GBP
View
B+
Retailer 11
-
$16,185 SGD
$12,660 USD
View
Most Expensive
B
Do Amore Diamonds
27-2AEFE2FD2 · Oct 31
$35,297 SGD
$27,610 USD
View
11 more retailers have this diamond
Prices start from $5,110 SGDSave up to $30,187 SGD

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
$5,110 SGD