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Oval|Lab Grown|IGI

8.11ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG598379054

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG598379054

Diamond specifications and retailer prices

From $976 USD
As of October 29, 2026
Save $4,644 USD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,620 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 8.11ct lab-grown oval diamond

This 8.11ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG598379054 or 598379054. Listed at 13 retailers as of October 28, 2026, with prices from $976 to $5,620, a $4,644 spread on the same certified stone. Rare Carat lists it at $5,620. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

8.11
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598379054
Dimensions16.23 × 11.38 × 7.19 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
16.23 mm11.38 mm8.11 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598379054
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 63.2%

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: $5,620 USD|Low: $976 USD|High: $12,550 USD|Avg: $4,145 USD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 11$976 USD
Retailer 5$1,062 USD
Retailer 14$1,132 USD
Retailer 12$1,305 USD
Retailer 16$1,344 USD
Retailer 2$1,351 USD
Retailer 15$1,619 USD
Retailer 10$1,746 USD
Retailer 3$1,811 USD
Retailer 4$2,121 USD
Retailer 6$2,997 USD
Retailer 13$3,858 USD
Retailer 17$5,283 USD
Rare Carat$5,620 USD
Retailer 7$10,409 USD
Retailer 9$11,072 USD
Retailer 8$12,550 USD

3 data points across 17 retailers

13 retailers$976 USD to $5,620 USD

A
Cheapest Retailer
-
$976 USD
A
Retailer 2
-
$1,062 USD
View
A
Retailer 3
-
$1,132 USD
View
A
Retailer 4
-
$1,305 USD
View
A
Retailer 5
-
$1,344 USD
HK$10,500 HKD
View
A
Retailer 6
-
$1,351 USD
£1,064 GBP
View
A
Retailer 7
-
$1,619 USD
View
A
Retailer 8
-
$1,746 USD
£1,375 GBP
View
B+
Retailer 9
-
$1,811 USD
View
A
Retailer 10
-
$2,121 USD
View
B
Retailer 11
-
$3,858 USD
£3,038 GBP
View
B
Retailer 12
-
$5,283 USD
View
Most Expensive
B
Rare Carat
KI0543790KF598 · Oct 28
$5,620 USD
View
12 more retailers have this diamond
Prices start from $976 USDSave up to $4,644 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
8.11ct Oval
$976 USD