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Radiant|Lab Grown|IGI

11.21ct E VS1 Radiant Lab Grown Diamond

VG • E/VS1 • IGI LG803620749

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

Certificate IGI LG803620749

Diamond specifications and retailer prices

From $2,658 SGD
$2,079 USD
As of October 30, 2026
Save $8,394 SGD (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,052 SGD at Adiamor · As of October 31, 2026
View at Adiamor

About this 11.21ct lab-grown radiant diamond

This 11.21ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG803620749 or 803620749. Listed at 21 retailers as of October 30, 2026, with prices from $2,658 to $11,052, a $8,394 spread on the same certified stone. Adiamor lists it at $11,052. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

11.21
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle26.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803620749
Dimensions21.19 × 9.94 × 5.87 mm
L/W Ratio2.13
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
21.19 mm9.94 mm11.21 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803620749
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 26.4°Culet: NoneDepth 59.1%

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 30
Current: $11,052 SGD|Low: $2,490 SGD|High: $11,052 SGD|Avg: $5,385 SGD
Adiamor
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
Retailer 20
Retailer 21
November 1, 2026
Retailer 20$2,490 SGD
Retailer 21$2,658 SGD
Retailer 17$2,892 SGD
Retailer 8$2,976 SGD
Retailer 4$3,084 SGD
Retailer 11$3,084 SGD
Retailer 6$3,298 SGD
Retailer 9$3,755 SGD
Retailer 3$4,239 SGD
Retailer 13$4,243 SGD
Retailer 16$4,774 SGD
Retailer 10$4,823 SGD
Retailer 18$4,946 SGD
Retailer 15$5,177 SGD
Retailer 2$5,714 SGD
Retailer 12$5,845 SGD
Retailer 19$7,741 SGD
Retailer 7$8,308 SGD
Retailer 5$8,765 SGD
Retailer 14$10,785 SGD
Adiamor$11,052 SGD

27 data points across 21 retailers

21 retailers$2,658 SGD to $11,052 SGD

Retailer 1
-
$2,490 SGD
£1,533 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
$2,658 SGD
$2,079 USD
View
A
Retailer 3
-
$2,892 SGD
$2,262 USD
View
A
Retailer 4
-
$2,976 SGD
$2,328 USD
View
Final sale: no returns
Retailer 5
-
$3,084 SGD
$2,412 USD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$3,084 SGD
$2,412 USD
View
A
Retailer 7
-
$3,298 SGD
$2,580 USD
View
A
Retailer 8
-
$3,755 SGD
$2,937 USD
View
A
Retailer 9
-
$4,239 SGD
$3,316 USD
View
A
Retailer 10
-
$4,243 SGD
£2,614 GBP
View
A
Retailer 11
-
$4,774 SGD
ZAR 60,326 ZAR
View
A
Retailer 12
-
$4,823 SGD
$3,773 USD
View
A
Retailer 13
-
$4,946 SGD
$3,869 USD
View
A
Retailer 14
-
$5,177 SGD
€3,857 EUR
View
B+
Retailer 15
-
$5,714 SGD
A$6,876 AUD
View
B+
Retailer 16
-
$5,845 SGD
£3,600 GBP
View
Retailer 17
-
$7,741 SGD
$6,055 USD
View
Price last confirmed 11 days ago
B
Retailer 18
-
$8,308 SGD
$6,499 USD
View
B+
Retailer 19
-
$8,765 SGD
$6,856 USD
View
B
Retailer 20
-
$10,785 SGD
$8,437 USD
View
Most Expensive
B
Adiamor
D-80565019 · Oct 31
$11,052 SGD
$8,645 USD
View
20 more retailers have this diamond
Prices start from $2,658 SGDSave up to $8,394 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
11.21ct Radiant
$2,658 SGD