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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 $8,449 SGD
£5,202 GBP
As of November 2, 2026
Save $29,103 SGD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $37,552 SGD at Taylor and Hart · As of October 31, 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 31, 2026, with prices from $8,449 to $37,552, a $29,103 spread on the same certified stone. Taylor and Hart lists it at $37,552. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $14,004 SGD|Low: $8,446 SGD|High: $37,552 SGD|Avg: $15,107 SGD|-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
November 3, 2026
Retailer 8$8,449 SGD
Retailer 14$9,794 SGD
Retailer 13$10,186 SGD
Retailer 6$11,014 SGD
Retailer 5$11,362 SGD
Retailer 7$11,362 SGD
Retailer 10$11,363 SGD
Retailer 15$11,419 SGD
Retailer 12$12,638 SGD
Retailer 11$12,751 SGD
Retailer 3$12,777 SGD
Retailer 4$13,156 SGD
Retailer 1$14,004 SGD
Retailer 9$21,628 SGD
Retailer 2$33,556 SGD
Taylor and Hart$37,552 SGD

33 data points across 16 retailers

16 retailers$8,449 SGD to $37,552 SGD

A
Cheapest Retailer
-
$8,449 SGD
£5,202 GBP
B+
Retailer 2
-
$9,794 SGD
$7,658 USD
View
B+
Retailer 3
-
$10,186 SGD
$7,965 USD
View
B+
Retailer 4
-
$11,014 SGD
$8,612 USD
View
B+
Retailer 5
-
$11,362 SGD
$8,884 USD
View
Retailer 6
-
$11,362 SGD
$8,884 USD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$11,363 SGD
$8,885 USD
View
B+
Retailer 8
-
$11,419 SGD
$8,929 USD
View
Final sale: no returns
B+
Retailer 9
-
$12,638 SGD
$9,882 USD
View
Retailer 10
-
$12,751 SGD
$9,970 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
$12,777 SGD
$9,991 USD
View
B+
Retailer 12
-
$13,156 SGD
$10,287 USD
View
B+
Retailer 13
-
$14,004 SGD
£8,622 GBP
View
B
Retailer 14
-
$21,628 SGD
A$26,018 AUD
View
B
Retailer 15
-
$33,556 SGD
$26,238 USD
View
Most Expensive
B
Taylor and Hart
N94ZD6T · Oct 31
$37,552 SGD
$29,362 USD
View
15 more retailers have this diamond
Prices start from $8,449 SGDSave up to $29,103 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
21.01ct Radiant
$8,449 SGD