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Oval|Lab Grown|IGI

1.51ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG813622700

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG813622700

Diamond specifications and retailer prices

From $605 USD
As of October 30, 2026
Save $3,815 USD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,420 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813622700 or 813622700. Listed at 22 retailers as of October 29, 2026, with prices from $605 to $4,420, a $3,815 spread on the same certified stone. Brilliant Earth lists it at $4,420. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813622700
Dimensions9.13 × 6.53 × 4.01 mm
L/W Ratio1.40
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
9.13 mm6.53 mm1.51 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813622700
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.4%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $4,420 USD|Low: $690 USD|High: $4,420 USD|Avg: $1,681 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2$693 USD
Retailer 8$775 USD
Retailer 3$900 USD
Retailer 6$987 USD
Retailer 5$1,045 USD
Retailer 9$1,077 USD
Retailer 7$1,153 USD
Retailer 11$1,504 USD
Retailer 4$2,122 USD
Retailer 12$2,160 USD
Retailer 10$2,814 USD
Brilliant Earth$4,420 USD

39 data points across 12 retailers

22 retailers$605 USD to $4,420 USD

Retailer 1
-
$541 USD
Price last confirmed 20 days ago
A
Retailer 2
-
$605 USD
View
Final sale: no returns
Retailer 3
-
$606 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$671 USD
View
Price last confirmed 20 days ago
Retailer 5
-
$671 USD
View
Price last confirmed 28 days ago
A
Retailer 6
-
$693 USD
£545 GBP
View
A
Retailer 7
-
$775 USD
View
A
Retailer 8
-
$900 USD
View
B+
Retailer 9
-
$987 USD
A$1,518 AUD
View
B+
Retailer 10
-
$1,045 USD
£823 GBP
View
B+
Retailer 11
-
$1,077 USD
€1,026 EUR
View
B+
Retailer 12
-
$1,099 USD
View
B+
Retailer 13
-
$1,153 USD
ZAR 18,619 ZAR
View
B+
Retailer 14
-
$1,504 USD
View
Retailer 15
-
$1,764 USD
View
Price last confirmed 23 days ago
B
Retailer 16
-
$1,951 USD
£1,536 GBP
View
B
Retailer 17
-
$2,122 USD
SGD 2,868 SGD
View
B+
Retailer 18
-
$2,160 USD
View
B
Retailer 19
-
$2,177 USD
View
B
Retailer 20
-
$2,281 USD
View
B
Retailer 21
-
$2,814 USD
£2,216 GBP
View
Most Expensive
B
Brilliant Earth
21123531A · Oct 29
$4,420 USD
View
21 more retailers have this diamond
Prices start from $605 USDSave up to $3,815 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
1.51ct Oval
$605 USD