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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 €5,890 EUR
£5,202 GBP
As of November 2, 2026
Save €20,289 EUR (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €26,179 EUR 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 €5,890 to €26,179, a €20,289 spread on the same certified stone. Taylor and Hart lists it at €26,179. 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: €9,763 EUR|Low: €5,888 EUR|High: €26,179 EUR|Avg: €10,532 EUR|-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€5,890 EUR
Retailer 14€6,828 EUR
Retailer 13€7,101 EUR
Retailer 6€7,678 EUR
Retailer 5€7,921 EUR
Retailer 7€7,921 EUR
Retailer 10€7,922 EUR
Retailer 15€7,961 EUR
Retailer 12€8,811 EUR
Retailer 11€8,889 EUR
Retailer 3€8,908 EUR
Retailer 4€9,172 EUR
Retailer 1€9,763 EUR
Retailer 9€15,078 EUR
Retailer 2€23,393 EUR
Taylor and Hart€26,179 EUR

33 data points across 16 retailers

16 retailers€5,890 EUR to €26,179 EUR

A
Cheapest Retailer
-
€5,890 EUR
£5,202 GBP
B+
Retailer 2
-
€6,828 EUR
$7,658 USD
View
B+
Retailer 3
-
€7,101 EUR
$7,965 USD
View
B+
Retailer 4
-
€7,678 EUR
$8,612 USD
View
B+
Retailer 5
-
€7,921 EUR
$8,884 USD
View
Retailer 6
-
€7,921 EUR
$8,884 USD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
€7,922 EUR
$8,885 USD
View
B+
Retailer 8
-
€7,961 EUR
$8,929 USD
View
Final sale: no returns
B+
Retailer 9
-
€8,811 EUR
$9,882 USD
View
Retailer 10
-
€8,889 EUR
$9,970 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
€8,908 EUR
$9,991 USD
View
B+
Retailer 12
-
€9,172 EUR
$10,287 USD
View
B+
Retailer 13
-
€9,763 EUR
£8,622 GBP
View
B
Retailer 14
-
€15,078 EUR
A$26,018 AUD
View
B
Retailer 15
-
€23,393 EUR
$26,238 USD
View
Most Expensive
B
Taylor and Hart
N94ZD6T · Oct 31
€26,179 EUR
$29,362 USD
View
15 more retailers have this diamond
Prices start from €5,890 EURSave up to €20,289 EUR

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
€5,890 EUR