Radiant|Lab Grown|IGI

7.09ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG821658438

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

Certificate IGI LG821658438

Diamond specifications and retailer prices

From $2,320 USD
As of October 31, 2026
Save $10,330 USD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $12,650 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 7.09ct lab-grown radiant diamond

This 7.09ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821658438 or 821658438. Listed at 14 retailers as of October 31, 2026, with prices from $2,320 to $12,650, a $10,330 spread on the same certified stone. Brilliant Earth lists it at $12,650. 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

7.09
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821658438
Dimensions10.71 × 10.69 × 7.17 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.71 mm10.69 mm7.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821658438
Side View
Table 66.0%Crown 42°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 67.1%

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 31
Current: $12,650 USD|Low: $2,320 USD|High: $12,650 USD|Avg: $5,125 USD
Brilliant Earth
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
October 31, 2026
Retailer 14$2,320 USD
Retailer 5$2,403 USD
Retailer 7$2,570 USD
Retailer 3$2,764 USD
Retailer 10$2,874 USD
Retailer 4$3,757 USD
Retailer 2$3,927 USD
Retailer 8$4,341 USD
Retailer 6$4,557 USD
Retailer 13$6,476 USD
Retailer 9$6,529 USD
Retailer 12$6,833 USD
Retailer 11$8,406 USD
Brilliant Earth$12,650 USD

19 data points across 14 retailers

14 retailers$2,320 USD to $12,650 USD

A
Cheapest Retailer
-
$2,320 USD
Final sale: no returns
Retailer 2
-
$2,403 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$2,570 USD
View
A
Retailer 4
-
$2,764 USD
View
Retailer 5
-
$2,874 USD
£2,263 GBP
View
Price last confirmed 15 days ago
B+
Retailer 6
-
$3,757 USD
View
B+
Retailer 7
-
$3,927 USD
€3,740 EUR
View
B+
Retailer 8
-
$4,341 USD
ZAR 70,124 ZAR
View
B+
Retailer 9
-
$4,557 USD
£3,588 GBP
View
B
Retailer 10
-
$6,476 USD
View
B
Retailer 11
-
$6,529 USD
£5,141 GBP
View
B
Retailer 12
-
$6,833 USD
View
B
Retailer 13
-
$8,406 USD
View
Most Expensive
B
Brilliant Earth
20748857A · Oct 31
$12,650 USD
View
13 more retailers have this diamond
Prices start from $2,320 USDSave up to $10,330 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
7.09ct Radiant
$2,320 USD