Oval|Lab Grown|IGI

9.87ct E VVS2 Oval Lab Grown Diamond

ID • E/VVS2 • IGI LG820603454

Shape and cutting style on the report: Oval modified brilliant

Certificate IGI LG820603454

Diamond specifications and retailer prices

From $4,129 USD
As of October 29, 2026
Save $12,898 USD (76%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $23,620 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 9.87ct lab-grown oval diamond

This 9.87ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG820603454 or 820603454. Listed at 22 retailers as of October 29, 2026, with a 312% 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

9.87
Carat
E
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG820603454
Dimensions18.53 × 10.85 × 6.72 mm
L/W Ratio1.71
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.53 mm10.85 mm9.87 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG820603454
Side View
Table 57.0%Crown 37.3°Girdle: STK-VTKPavilion 39.7°Culet: NoneDepth 61.9%

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 29
Current: $23,620 USD|Low: $3,302 USD|High: $24,350 USD|Avg: $9,163 USD|-3.0%
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
Retailer 15
October 31, 2026
Retailer 5$4,624 USD
Retailer 13$4,840 USD
Retailer 2$6,233 USD
Retailer 8$6,299 USD
Retailer 6$6,721 USD
Retailer 14$6,960 USD
Retailer 9$7,414 USD
Retailer 7$7,643 USD
Retailer 11$8,110 USD
Retailer 10$9,040 USD
Retailer 12$9,971 USD
Retailer 15$10,067 USD
Retailer 3$11,586 USD
Retailer 4$16,396 USD
Brilliant Earth$23,620 USD

44 data points across 15 retailers

22 retailers$4,129 USD to $17,027 USD

A
Cheapest Retailer
-
$4,129 USD
B+
Retailer 2
-
$4,327 USD
View
B+
Retailer 3
-
$4,624 USD
View
Final sale: no returns
B+
Retailer 4
-
$4,790 USD
View
Retailer 5
-
$4,790 USD
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$4,840 USD
View
B+
Retailer 7
-
$5,985 USD
View
B+
Retailer 8
-
$6,233 USD
View
B+
Retailer 9
-
$6,299 USD
£4,960 GBP
View
B
Retailer 10
-
$6,721 USD
£5,292 GBP
View
B+
Retailer 11
-
$6,960 USD
View
B+
Retailer 12
-
$7,414 USD
ZAR 119,771 ZAR
View
B
Retailer 13
-
$7,653 USD
View
Retailer 14
-
$9,040 USD
A$13,907 AUD
View
Price last confirmed 8 days ago
B
Retailer 15
-
$9,971 USD
£7,851 GBP
View
Retailer 16
-
$10,067 USD
A$15,488 AUD
View
Price last confirmed 22 days ago
B
Retailer 17
-
$11,586 USD
View
B
Retailer 18
-
$12,123 USD
View
B
Retailer 19
-
$13,305 USD
View
B
Retailer 20
-
$16,396 USD
SGD 22,157 SGD
View
B
Retailer 21
-
$17,027 USD
View
Most Expensive
Brilliant Earth
20799576A · Oct 29
$23,620 USD
View
Price under review
21 more retailers have this diamond
Prices start from $4,129 USDSave up to $12,898 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
9.87ct Oval
$4,129 USD