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Heart|Lab Grown|IGI

3.97ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG799648106

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG799648106

Diamond specifications and retailer prices

From $4,444 SGD
$3,476 USD
As of October 30, 2026
Save $15,014 SGD (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $19,457 SGD at With Clarity · As of October 30, 2026
View at With Clarity

About this 3.97ct lab-grown heart diamond

This 3.97ct 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 LG799648106 or 799648106. Listed at 21 retailers as of October 30, 2026, with prices from $4,444 to $19,457, a $15,014 spread on the same certified stone. With Clarity lists it at $19,457. 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

3.97
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799648106
Dimensions10.67 × 10.11 × 6.15 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
10.67 mm10.11 mm3.97 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799648106
Side View
Table 60.0%Crown 36.5°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 57.6%

Caratlytics Score

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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 30
Current: $17,028 SGD|Low: $4,444 SGD|High: $24,328 SGD|Avg: $9,796 SGD|-30.0%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
With Clarity
October 30, 2026
Retailer 5$4,444 SGD
Retailer 2$4,834 SGD
Retailer 4$5,024 SGD
Retailer 10$5,091 SGD
Retailer 16$5,155 SGD
Retailer 11$5,221 SGD
Retailer 17$5,350 SGD
Retailer 8$6,391 SGD
Retailer 18$6,441 SGD
Retailer 19$6,805 SGD
Retailer 13$6,887 SGD
Retailer 7$7,994 SGD
Retailer 14$8,463 SGD
Retailer 15$11,099 SGD
Retailer 12$11,966 SGD
Retailer 6$12,555 SGD
Retailer 1$17,028 SGD
Retailer 9$17,763 SGD
Retailer 3$18,124 SGD
With Clarity$19,457 SGD

26 data points across 20 retailers

21 retailers$4,444 SGD to $19,457 SGD

A
Cheapest Retailer
-
$4,444 SGD
$3,476 USD
A
Retailer 2
-
$4,834 SGD
$3,781 USD
View
A
Retailer 3
-
$5,024 SGD
$3,930 USD
View
A
Retailer 4
-
$5,091 SGD
$3,982 USD
View
Final sale: no returns
A
Retailer 5
-
$5,155 SGD
$4,032 USD
View
Retailer 6
-
$5,221 SGD
$4,084 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$5,350 SGD
$4,185 USD
View
A
Retailer 8
-
$6,391 SGD
$4,999 USD
View
A
Retailer 9
-
$6,441 SGD
$5,038 USD
View
B+
Retailer 10
-
$6,805 SGD
$5,323 USD
View
B+
Retailer 11
-
$6,887 SGD
£4,242 GBP
View
B+
Retailer 12
-
$7,994 SGD
$6,253 USD
View
B+
Retailer 13
-
$8,463 SGD
€6,305 EUR
View
B+
Retailer 14
-
$11,099 SGD
£6,836 GBP
View
B+
Retailer 15
-
$11,966 SGD
ZAR 151,208 ZAR
View
B+
Retailer 16
-
$12,555 SGD
$9,821 USD
View
B+
Retailer 17
-
$12,673 SGD
$9,913 USD
View
B
Retailer 18
-
$17,028 SGD
$13,320 USD
View
B
Retailer 19
-
$17,763 SGD
View
B
Retailer 20
-
$18,124 SGD
$14,177 USD
View
Most Expensive
B
With Clarity
799648106 · Oct 30
$19,457 SGD
$15,220 USD
View
20 more retailers have this diamond
Prices start from $4,444 SGDSave up to $15,014 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
3.97ct Heart
$4,444 SGD