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Oval|Lab Grown|IGI

1.18ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG790692748

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG790692748

Diamond specifications and retailer prices

From $229 USD
As of October 29, 2026
Save $1,571 USD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,800 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.18ct lab-grown oval diamond

This 1.18ct 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 LG790692748 or 790692748. Listed at 19 retailers as of October 29, 2026, with prices from $229 to $1,800, a $1,571 spread on the same certified stone. Brilliant Earth lists it at $1,800. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790692748
Dimensions8.93 × 5.77 × 3.64 mm
L/W Ratio1.55
Girdle conditionFaceted
Culet sizePointed
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
8.93 mm5.77 mm1.18 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790692748
Side View
Table 62.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
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 29
Current: $1,800 USD|Low: $256 USD|High: $1,850 USD|Avg: $797 USD|-2.7%
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 4$256 USD
Retailer 11$382 USD
Retailer 9$473 USD
Retailer 6$489 USD
Retailer 3$524 USD
Retailer 2$534 USD
Retailer 7$694 USD
Retailer 10$745 USD
Retailer 5$1,146 USD
Retailer 12$1,173 USD
Retailer 8$1,205 USD
Brilliant Earth$1,800 USD

42 data points across 12 retailers

19 retailers$229 USD to $1,800 USD

A
Cheapest Retailer
-
$229 USD
A
Retailer 2
-
$256 USD
View
Final sale: no returns
A
Retailer 3
-
$266 USD
View
A
Retailer 4
-
$284 USD
View
A
Retailer 5
-
$284 USD
View
A
Retailer 6
-
$382 USD
View
A
Retailer 7
-
$489 USD
ZAR 7,892 ZAR
View
A
Retailer 8
-
$524 USD
View
A
Retailer 9
-
$534 USD
£421 GBP
View
B+
Retailer 10
-
$694 USD
A$1,067 AUD
View
B+
Retailer 11
-
$745 USD
View
B+
Retailer 12
-
$745 USD
View
B+
Retailer 13
-
$914 USD
View
B+
Retailer 14
-
$967 USD
View
B+
Retailer 15
-
$1,146 USD
£902 GBP
View
Retailer 16
-
$1,173 USD
A$1,804 AUD
View
Price last confirmed 29 days ago
Retailer 17
-
$1,205 USD
View
Price last confirmed 11 days ago
B
Retailer 18
-
$1,287 USD
View
Most Expensive
B
Brilliant Earth
19797082A · Oct 29
$1,800 USD
View
18 more retailers have this diamond
Prices start from $229 USDSave up to $1,571 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
1.18ct Oval
$229 USD