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Radiant|Lab Grown|IGI

4.27ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG821627313

Certificate IGI LG821627313

Diamond specifications and retailer prices

From $1,049 USD
Save $5,276 USD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,325 USD at Rare Carat
View at Rare Carat

About this 4.27ct lab-grown radiant diamond

This 4.27ct 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 LG821627313 or 821627313. Listed at 13 retailers, with prices from $1,049 to $6,325 at Rare Carat, a $5,276 spread on the same certified stone. 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

4.27
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821627313
Dimensions12.34 × 7.72 × 4.96 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.34 mm7.72 mm4.27 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821627313
Side View
Table 67.0%Crown 45.9°Girdle: STK-THKPavilion 32.1°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $6,325 USD|Low: $1,049 USD|High: $6,325 USD|Avg: $3,174 USD|+5.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 1, 2026
Retailer 12$1,049 USD
Retailer 8$1,545 USD
Retailer 10$1,620 USD
Retailer 11$1,688 USD
Retailer 3$2,259 USD
Retailer 4$3,002 USD
Retailer 2$3,035 USD
Retailer 6$3,612 USD
Retailer 13$3,686 USD
Retailer 5$3,780 USD
Retailer 9$3,820 USD
Retailer 7$4,519 USD
Rare Carat$6,325 USD

41 data points across 13 retailers

13 retailers$1,049 USD to $6,325 USD

A
Cheapest Retailer
-
$1,049 USD
A
Retailer 2
-
$1,545 USD
View
A
Retailer 3
-
$1,620 USD
€1,543 EUR
View
A
Retailer 4
-
$1,688 USD
£1,329 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$2,259 USD
ZAR 36,490 ZAR
View
Price last confirmed 10 days ago
B+
Retailer 6
-
$3,002 USD
£2,364 GBP
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$3,035 USD
View
B+
Retailer 8
-
$3,612 USD
SGD 4,881 SGD
View
B
Retailer 9
-
$3,686 USD
£2,902 GBP
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$3,780 USD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$3,884 USD
View
B
Retailer 12
-
$4,519 USD
A$6,952 AUD
View
Most Expensive
B
Rare Carat
CN176-75A · Sep 28
$6,325 USD
View
12 more retailers have this diamond
Prices start from $1,049 USDSave up to $5,276 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.

A
4.27ct Radiant
$1,049 USD