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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 $406 NZD
$229 USD
As of October 29, 2026
Save $2,787 NZD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,194 NZD 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 $406 to $3,194, a $2,787 spread on the same certified stone. Brilliant Earth lists it at $3,194. 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: $3,194 NZD|Low: $390 NZD|High: $3,282 NZD|Avg: $1,187 NZD|-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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 17$406 NZD
Retailer 8$454 NZD
Retailer 6$472 NZD
Retailer 3$504 NZD
Retailer 9$504 NZD
Retailer 16$678 NZD
Retailer 14$838 NZD
Retailer 11$867 NZD
Retailer 7$930 NZD
Retailer 2$948 NZD
Retailer 12$1,231 NZD
Retailer 15$1,322 NZD
Retailer 5$1,622 NZD
Retailer 10$2,033 NZD
Retailer 4$2,081 NZD
Retailer 13$2,138 NZD
Brilliant Earth$3,194 NZD

41 data points across 17 retailers

19 retailers$406 NZD to $3,194 NZD

A
Cheapest Retailer
-
$406 NZD
$229 USD
A
Retailer 2
-
$454 NZD
$256 USD
View
Final sale: no returns
A
Retailer 3
-
$472 NZD
$266 USD
View
A
Retailer 4
-
$504 NZD
$284 USD
View
A
Retailer 5
-
$504 NZD
$284 USD
View
A
Retailer 6
-
$678 NZD
$382 USD
View
A
Retailer 7
-
$867 NZD
ZAR 7,892 ZAR
View
A
Retailer 8
-
$930 NZD
$524 USD
View
A
Retailer 9
-
$948 NZD
£421 GBP
View
B+
Retailer 10
-
$1,231 NZD
A$1,067 AUD
View
B+
Retailer 11
-
$1,322 NZD
$745 USD
View
B+
Retailer 12
-
$1,322 NZD
$745 USD
View
B+
Retailer 13
-
$1,622 NZD
$914 USD
View
B+
Retailer 14
-
$1,715 NZD
$967 USD
View
B+
Retailer 15
-
$2,033 NZD
£902 GBP
View
Retailer 16
-
$2,081 NZD
A$1,804 AUD
View
Price last confirmed 31 days ago
Retailer 17
-
$2,138 NZD
$1,205 USD
View
Price last confirmed 13 days ago
B
Retailer 18
-
$2,284 NZD
$1,287 USD
View
Most Expensive
B
Brilliant Earth
19797082A · Oct 29
$3,194 NZD
$1,800 USD
View
18 more retailers have this diamond
Prices start from $406 NZDSave up to $2,787 NZD

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
$406 NZD