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Radiant|Lab Grown|IGI

3.21ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG844656560

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

Certificate IGI LG844656560

Diamond specifications and retailer prices

From $607 USD
As of October 27, 2026
Save $4,023 USD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,630 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.21ct lab-grown radiant diamond

This 3.21ct 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 LG844656560 or 844656560. Listed at 21 retailers as of October 27, 2026, with prices from $607 to $4,630, a $4,023 spread on the same certified stone. Brilliant Earth lists it at $4,630. 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

3.21
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844656560
Dimensions10.53 × 7.08 × 4.85 mm
L/W Ratio1.49
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.53 mm7.08 mm3.21 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844656560
Side View
Table 66.0%Crown 46°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 68.5%

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 27
Current: $1,170 USD|Low: $607 USD|High: $3,272 USD|Avg: $1,546 USD|-0.9%
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
Retailer 16
Retailer 17
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Retailer 19
Retailer 20
October 29, 2026
Retailer 20$607 USD
Retailer 17$676 USD
Retailer 9$680 USD
Retailer 4$753 USD
Retailer 13$853 USD
Retailer 19$880 USD
Retailer 2$1,010 USD
Retailer 10$1,098 USD
Retailer 7$1,105 USD
Retailer 1$1,170 USD
Retailer 14$1,628 USD
Retailer 11$1,650 USD
Retailer 3$1,868 USD
Retailer 8$1,970 USD
Retailer 5$1,980 USD
Retailer 15$2,285 USD
Retailer 12$2,367 USD
Retailer 18$2,424 USD
Retailer 16$2,482 USD
Retailer 6$3,272 USD

12 data points across 20 retailers

21 retailers$607 USD to $4,630 USD

A
Cheapest Retailer
-
$607 USD
A
Retailer 2
-
$676 USD
View
Final sale: no returns
A
Retailer 3
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$680 USD
View
A
Retailer 4
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$753 USD
View
A
Retailer 5
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$853 USD
£672 GBP
View
Price last confirmed 10 days ago
A
Retailer 6
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$880 USD
View
A
Retailer 7
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$1,010 USD
View
A
Retailer 8
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$1,098 USD
€1,046 EUR
View
A
Retailer 9
-
$1,105 USD
View
A
Retailer 10
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$1,170 USD
£921 GBP
View
A
Retailer 11
-
$1,628 USD
ZAR 26,305 ZAR
View
A
Retailer 12
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$1,650 USD
A$2,539 AUD
View
Price last confirmed 9 days ago
A
Retailer 13
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$1,868 USD
View
A
Retailer 14
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$1,970 USD
View
A
Retailer 15
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$1,980 USD
View
B+
Retailer 16
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$2,285 USD
View
B+
Retailer 17
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$2,367 USD
SGD 3,199 SGD
View
B+
Retailer 18
-
$2,424 USD
View
B+
Retailer 19
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$2,482 USD
View
B
Retailer 20
-
$3,272 USD
£2,576 GBP
View
Most Expensive
B
Brilliant Earth
22289731A · Oct 29
$4,630 USD
View
20 more retailers have this diamond
Prices start from $607 USDSave up to $4,023 USD

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
3.21ct Radiant
$607 USD