Radiant|Lab Grown|IGI

5.15ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG840619235

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

Certificate IGI LG840619235

Diamond specifications and retailer prices

From $1,295 USD
As of October 27, 2026
Save $7,524 USD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $8,819 USD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 5.15ct lab-grown radiant diamond

This 5.15ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840619235 or 840619235. Listed at 22 retailers as of October 27, 2026, with prices from $1,295 to $8,819, a $7,524 spread on the same certified stone. Helzberg Diamonds lists it at $8,819. 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

5.15
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840619235
Dimensions11.53 × 8.58 × 5.83 mm
L/W Ratio1.34
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.53 mm8.58 mm5.15 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840619235
Side View
Table 65.0%Crown 47°Girdle: Slightly ThickPavilion 35.4°Culet: NoneDepth 67.9%

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: Oct 27
Current: $8,819 USD|Low: $1,295 USD|High: $8,819 USD|Avg: $3,197 USD
Helzberg Diamonds
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 29, 2026
Retailer 7$1,295 USD
Retailer 14$1,409 USD
Retailer 10$1,450 USD
Retailer 22$1,502 USD
Retailer 17$1,582 USD
Retailer 3$1,675 USD
Retailer 9$1,816 USD
Retailer 2$2,111 USD
Retailer 11$2,377 USD
Retailer 19$2,499 USD
Retailer 5$2,800 USD
Retailer 21$2,816 USD
Retailer 4$3,042 USD
Retailer 13$3,052 USD
Retailer 6$3,627 USD
Retailer 8$3,695 USD
Retailer 20$4,125 USD
Retailer 16$4,853 USD
Retailer 12$5,025 USD
Retailer 15$5,274 USD
Retailer 18$5,455 USD
Helzberg Diamonds$8,819 USD

10 data points across 22 retailers

22 retailers$1,295 USD to $8,819 USD

A
Cheapest Retailer
-
$1,295 USD
A
Retailer 2
-
$1,409 USD
View
A
Retailer 3
-
$1,450 USD
View
Final sale: no returns
A
Retailer 4
-
$1,502 USD
View
A
Retailer 5
-
$1,582 USD
£1,246 GBP
View
A
Retailer 6
-
$1,675 USD
View
A
Retailer 7
-
$1,816 USD
View
A
Retailer 8
-
$2,111 USD
£1,662 GBP
View
A
Retailer 9
-
$2,377 USD
View
A
Retailer 10
-
$2,499 USD
€2,380 EUR
View
A
Retailer 11
-
$2,800 USD
View
B+
Retailer 12
-
$2,816 USD
View
B+
Retailer 13
-
$3,042 USD
A$4,680 AUD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
$3,052 USD
ZAR 49,307 ZAR
View
B+
Retailer 15
-
$3,627 USD
£2,856 GBP
View
B+
Retailer 16
-
$3,695 USD
View
B+
Retailer 17
-
$4,125 USD
View
B+
Retailer 18
-
$4,853 USD
£3,821 GBP
View
B
Retailer 19
-
$5,025 USD
SGD 6,791 SGD
View
B
Retailer 20
-
$5,274 USD
View
B
Retailer 21
-
$5,455 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMHPIJL · Oct 29
$8,819 USD
View
21 more retailers have this diamond
Prices start from $1,295 USDSave up to $7,524 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
5.15ct Radiant
$1,295 USD