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Radiant|Lab Grown|IGI

15.11ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG720587946

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG720587946

Diamond specifications and retailer prices

From $5,010 SGD
$3,919 USD
As of October 30, 2026
Save $11,270 SGD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $39,669 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15.11ct lab-grown radiant diamond

This 15.11ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG720587946 or 720587946. Listed at 15 retailers as of October 30, 2026, with a 225% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

15.11
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720587946
Dimensions18.17 × 12.27 × 7.44 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.17 mm12.27 mm15.11 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720587946
Side View
Table 69.0%Crown 43.5°Girdle: MediumPavilion 34.4°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
A
Excellent
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: $39,669 SGD|Low: $4,809 SGD|High: $44,506 SGD|Avg: $13,374 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 8$5,010 SGD
Retailer 11$5,250 SGD
Retailer 3$5,810 SGD
Retailer 9$5,810 SGD
Retailer 6$5,887 SGD
Retailer 4$6,191 SGD
Retailer 10$8,016 SGD
Retailer 2$8,242 SGD
Retailer 7$9,928 SGD
Retailer 12$15,980 SGD
Brilliant Earth$39,669 SGD
Retailer 5$44,506 SGD

44 data points across 12 retailers

15 retailers$5,010 SGD to $16,280 SGD

A
Cheapest Retailer
-
$5,010 SGD
$3,919 USD
A
Retailer 2
-
$5,250 SGD
$4,107 USD
View
A
Retailer 3
-
$5,610 SGD
$4,388 USD
View
Final sale: no returns
A
Retailer 4
-
$5,810 SGD
$4,545 USD
View
Retailer 5
-
$5,810 SGD
$4,545 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$5,887 SGD
$4,605 USD
View
A
Retailer 7
-
$6,191 SGD
$4,843 USD
View
B+
Retailer 8
-
$8,016 SGD
$6,270 USD
View
B+
Retailer 9
-
$8,242 SGD
£5,076 GBP
View
B+
Retailer 10
-
$9,928 SGD
ZAR 125,459 ZAR
View
Retailer 11
-
$11,657 SGD
$9,119 USD
View
Price last confirmed 84 days ago
B
Retailer 12
-
$15,980 SGD
$12,500 USD
View
B
Retailer 13
-
$16,280 SGD
$12,735 USD
View
Retailer 14
-
$34,466 SGD
$26,960 USD
View
Price under review
Most Expensive
Brilliant Earth
17148862A · Oct 31
$39,669 SGD
$31,030 USD
View
Price under review
14 more retailers have this diamond
Prices start from $5,010 SGDSave up to $11,270 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
15.11ct Radiant
$5,010 SGD