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Oval|Lab Grown|IGI

8.31ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG826686933

Certificate IGI LG826686933

Diamond specifications and retailer prices

From $1,407 USD
Save $8,913 USD (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $10,320 USD at Brilliant Earth
View at Brilliant Earth

About this 8.31ct lab-grown oval diamond

This 8.31ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826686933 or 826686933. Listed at 14 retailers, with prices from $1,407 to $10,320 at Brilliant Earth, a $8,913 spread on the same certified stone. 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

8.31
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826686933
Dimensions17.53 × 11.45 × 6.60 mm
L/W Ratio1.53
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.53 mm11.45 mm8.31 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826686933
Side View
Table 62.0%Crown 33.9°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 57.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $4,742 USD|Low: $1,044 USD|High: $5,378 USD|Avg: $3,015 USD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 1, 2026
Retailer 2$1,407 USD
Retailer 6$1,630 USD
Retailer 12$2,085 USD
Retailer 7$2,104 USD
Retailer 10$2,481 USD
Retailer 5$2,484 USD
Retailer 9$2,705 USD
Retailer 8$2,718 USD
Retailer 3$3,520 USD
Retailer 13$4,501 USD
Retailer 1$4,742 USD
Retailer 11$4,800 USD
Retailer 4$5,116 USD

36 data points across 13 retailers

14 retailers$1,407 USD to $10,320 USD

B+
Cheapest Retailer
-
$1,407 USD
B+
Retailer 2
-
$1,630 USD
View
B
Retailer 3
-
$2,085 USD
View
B+
Retailer 4
-
$2,102 USD
£1,655 GBP
View
B+
Retailer 5
-
$2,481 USD
€2,363 EUR
View
B+
Retailer 6
-
$2,484 USD
ZAR 40,126 ZAR
View
Price last confirmed 10 days ago
B+
Retailer 7
-
$2,705 USD
A$4,162 AUD
View
B+
Retailer 8
-
$2,718 USD
View
B
Retailer 9
-
$3,520 USD
£2,772 GBP
View
B
Retailer 10
-
$4,501 USD
View
B
Retailer 11
-
$4,742 USD
£3,734 GBP
View
B
Retailer 12
-
$4,800 USD
View
B
Retailer 13
-
$5,116 USD
View
Most Expensive
C
Brilliant Earth
21023241A · Oct 1
$10,320 USD
View
13 more retailers have this diamond
Prices start from $1,407 USDSave up to $8,913 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.

B+
8.31ct Oval
$1,407 USD