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Oval|Lab Grown|IGI

1.18ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG750523533

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG750523533

Diamond specifications and retailer prices

From $408 NZD
$230 USD
As of October 31, 2026
Save $2,874 NZD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,282 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 LG750523533 or 750523533. Listed at 23 retailers as of October 29, 2026, with prices from $408 to $3,282, a $2,874 spread on the same certified stone. Brilliant Earth lists it at $3,282. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750523533
Dimensions8.78 × 5.99 × 3.57 mm
L/W Ratio1.47
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
8.78 mm5.99 mm1.18 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750523533
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $3,282 NZD|Low: $342 NZD|High: $3,282 NZD|Avg: $1,200 NZD
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
October 31, 2026
Retailer 9$408 NZD
Retailer 8$463 NZD
Retailer 3$639 NZD
Retailer 2$766 NZD
Retailer 14$767 NZD
Retailer 10$836 NZD
Retailer 5$970 NZD
Retailer 4$1,017 NZD
Retailer 13$1,109 NZD
Retailer 11$1,160 NZD
Retailer 16$1,308 NZD
Retailer 6$1,553 NZD
Retailer 12$1,827 NZD
Retailer 7$2,153 NZD
Retailer 15$2,280 NZD
Brilliant Earth$3,282 NZD

39 data points across 16 retailers

23 retailers$408 NZD to $3,282 NZD

Retailer 1
-
$366 NZD
$206 USD
Price last confirmed 21 days ago
Retailer 2
-
$374 NZD
$211 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$408 NZD
$230 USD
View
Final sale: no returns
Retailer 4
-
$433 NZD
$244 USD
View
Price last confirmed 36 days ago
Retailer 5
-
$454 NZD
$256 USD
View
Price last confirmed 19 days ago
Retailer 6
-
$454 NZD
$256 USD
View
Price last confirmed 29 days ago
Retailer 7
-
$458 NZD
$258 USD
View
Price last confirmed 36 days ago
A
Retailer 8
-
$639 NZD
$360 USD
View
Retailer 9
-
$766 NZD
€411 EUR
View
Retailer 10
-
$767 NZD
ZAR 6,986 ZAR
View
Price last confirmed 8 days ago
A
Retailer 11
-
$836 NZD
£371 GBP
View
A
Retailer 12
-
$970 NZD
$547 USD
View
A
Retailer 13
-
$1,017 NZD
$573 USD
View
B+
Retailer 14
-
$1,109 NZD
A$962 AUD
View
B+
Retailer 15
-
$1,160 NZD
$654 USD
View
B+
Retailer 16
-
$1,308 NZD
$737 USD
View
Retailer 17
-
$1,458 NZD
$822 USD
View
Price last confirmed 24 days ago
B+
Retailer 18
-
$1,464 NZD
$825 USD
View
B+
Retailer 19
-
$1,553 NZD
$875 USD
View
B+
Retailer 20
-
$1,827 NZD
£811 GBP
View
B
Retailer 21
-
$2,153 NZD
$1,214 USD
View
Retailer 22
-
$2,280 NZD
$1,285 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
16917290A · Oct 29
$3,282 NZD
$1,850 USD
View
22 more retailers have this diamond
Prices start from $408 NZDSave up to $2,874 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
$408 NZD