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Oval|Lab Grown|IGI

1.00ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG812620356

Certificate IGI LG812620356

Diamond specifications and retailer prices

From $1,530 USD
10 retailers carry this diamond
Most expensive: $1,530 USD at Brilliant Earth
View at Brilliant Earth

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG812620356 or 812620356. Listed at 10 retailers. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812620356
Dimensions8.18 × 5.51 × 3.47 mm
L/W Ratio1.48
Girdle conditionFaceted
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
8.18 mm5.51 mm1.00 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812620356
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $1,530 USD|Low: $127 USD|High: $2,310 USD|Avg: $698 USD|-33.8%
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
September 19, 2026
Retailer 4$127 USD
Retailer 13$152 USD
Retailer 6$335 USD
Retailer 8$398 USD
Retailer 7$413 USD
Retailer 2$501 USD
Retailer 11$548 USD
Retailer 9$568 USD
Retailer 10$696 USD
Retailer 12$817 USD
Retailer 5$961 USD
Retailer 3$1,166 USD
Brilliant Earth$1,530 USD

27 data points across 13 retailers

10 retailers

A
Retailer 1
-
$335 USD
Price last confirmed 11 days ago
A
Retailer 2
-
$398 USD
ZAR 6,434 ZAR
View
Price last confirmed 14 days ago
A
Retailer 3
-
$413 USD
£325 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
$501 USD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$548 USD
View
Price last confirmed 16 days ago
B+
Retailer 6
-
$696 USD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
$817 USD
View
Price last confirmed 13 days ago
B
Retailer 8
-
$961 USD
View
Price last confirmed 22 days ago
B
Retailer 9
-
$1,166 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
20893330A · Oct 1
$1,530 USD
View
9 more retailers have this diamond

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.

A
1.00ct Oval
$1,530 USD