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Heart|Lab Grown|IGI

4.91ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG787620787

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG787620787

Diamond specifications and retailer prices

From $14,147 SGD
$11,066 USD
As of October 31, 2026
Save $43,852 SGD (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $57,999 SGD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 4.91ct lab-grown heart diamond

This 4.91ct 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 LG787620787 or 787620787. Listed at 10 retailers as of October 27, 2026, with prices from $14,147 to $57,999, a $43,852 spread on the same certified stone. Wholesale Diamonds Direct lists it at $57,999. 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

4.91
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787620787
Dimensions11.99 × 10.14 × 7.09 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
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
11.99 mm10.14 mm4.91 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787620787
Side View
Table 59.0%Crown 34°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 59.1%

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 31
Current: $32,708 SGD|Low: $14,147 SGD|High: $57,999 SGD|Avg: $30,938 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
November 1, 2026
Retailer 11$14,147 SGD
Retailer 2$14,365 SGD
Retailer 10$16,064 SGD
Retailer 7$18,683 SGD
Retailer 4$18,769 SGD
Retailer 6$24,315 SGD
Retailer 1$32,708 SGD
Retailer 8$33,801 SGD
Retailer 9$34,503 SGD
Retailer 12$34,724 SGD
Retailer 5$44,324 SGD
Retailer 3$54,117 SGD
Wholesale Diamonds Direct$57,999 SGD

19 data points across 13 retailers

10 retailers$14,147 SGD to $57,999 SGD

A
Cheapest Retailer
-
$14,147 SGD
$11,066 USD
B+
Retailer 2
-
$16,064 SGD
$12,566 USD
View
B+
Retailer 3
-
$18,683 SGD
$14,614 USD
View
Retailer 4
-
$24,315 SGD
£14,977 GBP
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$32,708 SGD
£20,146 GBP
View
B
Retailer 6
-
$33,801 SGD
$26,440 USD
View
B+
Retailer 7
-
$34,503 SGD
$26,989 USD
View
B
Retailer 8
-
$44,324 SGD
ZAR 560,116 ZAR
View
B
Retailer 9
-
$54,117 SGD
$42,332 USD
View
Most Expensive
B
Wholesale Diamonds Direct
260819197 · Oct 27
$57,999 SGD
$45,368 USD
View
9 more retailers have this diamond
Prices start from $14,147 SGDSave up to $43,852 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
4.91ct Heart
$14,147 SGD