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Radiant|Lab Grown|IGI

3.11ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG821651359

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

Certificate IGI LG821651359

Diamond specifications and retailer prices

From $1,173 SGD
$915 USD
As of October 29, 2026
Save $6,427 SGD (85%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $7,600 SGD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 3.11ct lab-grown radiant diamond

This 3.11ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821651359 or 821651359. Listed at 7 retailers as of October 29, 2026, with prices from $1,173 to $7,600, a $6,427 spread on the same certified stone. Frank Darling lists it at $7,600. 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

3.11
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821651359
Dimensions10.93 × 6.93 × 4.55 mm
L/W Ratio1.58
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.93 mm6.93 mm3.11 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821651359
Side View
Table 66.0%Crown 39.7°Girdle: Slightly ThickPavilion 34.5°Culet: NoneDepth 65.7%

Caratlytics Score

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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 29
Current: $7,600 SGD|Low: $595 SGD|High: $7,600 SGD|Avg: $2,526 SGD
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
October 29, 2026
Retailer 6$827 SGD
Retailer 2$1,173 SGD
Retailer 15$1,332 SGD
Retailer 12$1,341 SGD
Retailer 4$1,416 SGD
Retailer 9$1,954 SGD
Retailer 16$2,397 SGD
Retailer 13$2,526 SGD
Retailer 10$2,676 SGD
Retailer 3$2,957 SGD
Retailer 8$2,971 SGD
Retailer 7$3,273 SGD
Retailer 17$3,608 SGD
Retailer 18$3,684 SGD
Retailer 5$3,983 SGD
Retailer 14$4,665 SGD
Retailer 11$7,254 SGD
Frank Darling$7,600 SGD

22 data points across 18 retailers

7 retailers$1,173 SGD to $7,600 SGD

A
Cheapest Retailer
-
$1,173 SGD
$915 USD
A
Retailer 2
-
$1,341 SGD
$1,046 USD
View
B+
Retailer 3
-
$2,526 SGD
$1,971 USD
View
Retailer 4
-
$3,684 SGD
A$4,422 AUD
View
Price last confirmed 31 days ago
Retailer 5
-
$4,665 SGD
$3,640 USD
View
Price last confirmed 24 days ago
B
Retailer 6
-
$7,254 SGD
$5,660 USD
View
Most Expensive
B
Frank Darling
934535BD · Oct 29
$7,600 SGD
$5,929 USD
View
6 more retailers have this diamond
Prices start from $1,173 SGDSave up to $6,427 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
3.11ct Radiant
$1,173 SGD