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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 $326 AUD
$229 USD
As of October 29, 2026
Save $2,236 AUD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,562 AUD 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 $326 to $2,562, a $2,236 spread on the same certified stone. Brilliant Earth lists it at $2,562. 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
Colour
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: $2,562 AUD|Low: $364 AUD|High: $2,634 AUD|Avg: $1,134 AUD|-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$364 AUD
Retailer 11$544 AUD
Retailer 9$673 AUD
Retailer 6$695 AUD
Retailer 3$746 AUD
Retailer 2$761 AUD
Retailer 7$987 AUD
Retailer 10$1,061 AUD
Retailer 5$1,631 AUD
Retailer 12$1,669 AUD
Retailer 8$1,715 AUD
Brilliant Earth$2,562 AUD

42 data points across 12 retailers

19 retailers$326 AUD to $2,562 AUD

A
Cheapest Retailer
-
$326 AUD
$229 USD
A
Retailer 2
-
$364 AUD
$256 USD
View
Final sale: no returns
A
Retailer 3
-
$379 AUD
$266 USD
View
A
Retailer 4
-
$404 AUD
$284 USD
View
A
Retailer 5
-
$404 AUD
$284 USD
View
A
Retailer 6
-
$544 AUD
$382 USD
View
A
Retailer 7
-
$695 AUD
ZAR 7,892 ZAR
View
A
Retailer 8
-
$746 AUD
$524 USD
View
A
Retailer 9
-
$761 AUD
£421 GBP
View
B+
Retailer 10
-
$987 AUD
View
B+
Retailer 11
-
$1,061 AUD
$745 USD
View
B+
Retailer 12
-
$1,061 AUD
$745 USD
View
B+
Retailer 13
-
$1,301 AUD
$914 USD
View
B+
Retailer 14
-
$1,376 AUD
$967 USD
View
B+
Retailer 15
-
$1,631 AUD
£902 GBP
View
Retailer 16
-
$1,669 AUD
View
Price last confirmed 29 days ago
Retailer 17
-
$1,715 AUD
$1,205 USD
View
Price last confirmed 12 days ago
B
Retailer 18
-
$1,832 AUD
$1,287 USD
View
Most Expensive
B
Brilliant Earth
19797082A · Oct 29
$2,562 AUD
$1,800 USD
View
18 more retailers have this diamond
Prices start from $326 AUDSave up to $2,236 AUD

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
$326 AUD