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Round|Lab Grown|IGI

7.99ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG617403823

Shape and cutting style on the report: Round brilliant

Certificate IGI LG617403823

Diamond specifications and retailer prices

From $20,002 USD
As of October 30, 2026
Save $45,988 USD (70%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $73,813 USD at Aida Diamonds · As of October 22, 2026
View at Aida Diamonds

About this 7.99ct lab-grown round diamond

This 7.99ct lab-grown round sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG617403823 or 617403823. Listed at 22 retailers as of October 30, 2026, with a 230% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

7.99
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617403823
Dimensions12.86 × 12.97 × 7.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.86 mm12.97 mm7.99 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617403823
Side View
Table 60.0%Crown 33°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 60.0%

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: Oct 30
Current: $73,813 USD|Low: $20,002 USD|High: $138,310 USD|Avg: $48,012 USD
Aida Diamonds
Retailer 2
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Retailer 21
October 31, 2026
Retailer 19$20,002 USD
Retailer 4$20,674 USD
Retailer 12$20,674 USD
Retailer 13$20,839 USD
Retailer 5$21,524 USD
Retailer 8$23,155 USD
Retailer 11$23,306 USD
Retailer 15$23,627 USD
Retailer 20$23,982 USD
Retailer 2$27,445 USD
Retailer 16$28,749 USD
Retailer 7$35,450 USD
Retailer 14$35,812 USD
Retailer 18$39,903 USD
Retailer 6$44,342 USD
Retailer 17$47,811 USD
Retailer 10$60,602 USD
Retailer 3$65,990 USD
Aida Diamonds$73,813 USD
Retailer 21$92,620 USD
Retailer 9$93,673 USD

32 data points across 21 retailers

22 retailers$20,002 USD to $65,990 USD

A
Cheapest Retailer
-
$20,002 USD
A
Retailer 2
-
$20,674 USD
View
A
Retailer 3
-
$20,674 USD
View
A
Retailer 4
-
$20,839 USD
View
A
Retailer 5
-
$21,524 USD
View
A
Retailer 6
-
$23,155 USD
View
Final sale: no returns
A
Retailer 7
-
$23,306 USD
View
A
Retailer 8
-
$23,627 USD
View
A
Retailer 9
-
$23,982 USD
View
B+
Retailer 10
-
$27,445 USD
£21,610 GBP
View
B+
Retailer 11
-
$28,749 USD
£22,637 GBP
View
B+
Retailer 12
-
$35,450 USD
View
Retailer 13
-
$35,812 USD
View
Price last confirmed 15 days ago
B+
Retailer 14
-
$39,903 USD
£31,420 GBP
View
B+
Retailer 15
-
$44,342 USD
View
B
Retailer 16
-
$44,853 USD
View
B
Retailer 17
-
$47,811 USD
ZAR 772,391 ZAR
View
B
Retailer 18
-
$60,602 USD
View
B
Retailer 19
-
$65,990 USD
View
Most Expensive
Aida Diamonds
487011727 · Oct 22
$73,813 USD
A$113,559 AUD
View
Price last confirmed 9 days ago
19 more retailers have this diamond
Prices start from $20,002 USDSave up to $45,988 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
7.99ct Round
$20,002 USD