Radiant|Lab Grown|IGI

21.01ct G VS1 Radiant Lab Grown Diamond

VG • G/VS1 • IGI LG831628596

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

Certificate IGI LG831628596

Diamond specifications and retailer prices

From $9,256 CAD
£5,218 GBP
As of October 30, 2026
Save $31,760 CAD (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $41,016 CAD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 21.01ct lab-grown radiant diamond

This 21.01ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG831628596 or 831628596. Listed at 16 retailers as of October 30, 2026, with prices from $9,256 to $41,016, a $31,760 spread on the same certified stone. Taylor and Hart lists it at $41,016. 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

21.01
Carat
G
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.4°
Pavilion angle31.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831628596
Dimensions20.14 × 13.79 × 8.41 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
20.14 mm13.79 mm21.01 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831628596
Side View
Table 66.0%Crown 49.4°Girdle: Slightly ThickPavilion 31.4°Culet: NoneDepth 61.0%

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: $15,296 CAD|Low: $9,225 CAD|High: $41,016 CAD|Avg: $16,492 CAD|-2.1%
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
Taylor and Hart
October 31, 2026
Retailer 8$9,256 CAD
Retailer 14$10,697 CAD
Retailer 13$11,126 CAD
Retailer 6$12,030 CAD
Retailer 5$12,410 CAD
Retailer 7$12,410 CAD
Retailer 9$12,411 CAD
Retailer 15$12,473 CAD
Retailer 12$13,804 CAD
Retailer 11$13,927 CAD
Retailer 3$13,956 CAD
Retailer 4$14,370 CAD
Retailer 1$15,296 CAD
Retailer 10$23,663 CAD
Retailer 2$36,652 CAD
Taylor and Hart$41,016 CAD

30 data points across 16 retailers

16 retailers$9,256 CAD to $41,016 CAD

A
Cheapest Retailer
-
$9,256 CAD
£5,218 GBP
B+
Retailer 2
-
$10,697 CAD
$7,658 USD
View
B+
Retailer 3
-
$11,126 CAD
$7,965 USD
View
B+
Retailer 4
-
$12,030 CAD
$8,612 USD
View
B+
Retailer 5
-
$12,410 CAD
$8,884 USD
View
Retailer 6
-
$12,410 CAD
$8,884 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$12,411 CAD
$8,885 USD
View
B+
Retailer 8
-
$12,473 CAD
$8,929 USD
View
Final sale: no returns
B+
Retailer 9
-
$13,804 CAD
$9,882 USD
View
Retailer 10
-
$13,927 CAD
$9,970 USD
View
Price last confirmed 10 days ago
B+
Retailer 11
-
$13,956 CAD
$9,991 USD
View
B+
Retailer 12
-
$14,370 CAD
$10,287 USD
View
B+
Retailer 13
-
$15,296 CAD
£8,622 GBP
View
Retailer 14
-
$23,663 CAD
A$26,061 AUD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$36,652 CAD
$26,238 USD
View
Most Expensive
B
Taylor and Hart
N94ZD6T · Oct 30
$41,016 CAD
$29,362 USD
View
15 more retailers have this diamond
Prices start from $9,256 CADSave up to $31,760 CAD

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
21.01ct Radiant
$9,256 CAD