CaratHunter
Plans
Oval|Lab Grown|IGI

1.50ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG830644640

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG830644640

Diamond specifications and retailer prices

From $1,411 NZD
$795 USD
As of October 30, 2026
Save $6,308 NZD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,718 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.5ct lab-grown oval diamond

This 1.5ct 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 LG830644640 or 830644640. Listed at 12 retailers as of October 29, 2026, with prices from $1,411 to $7,718, a $6,308 spread on the same certified stone. Brilliant Earth lists it at $7,718. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830644640
Dimensions9.44 × 6.48 × 3.91 mm
L/W Ratio1.46
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
9.44 mm6.48 mm1.50 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830644640
Side View
Table 62.0%Crown 34°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 60.3%

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 30
Current: $7,718 NZD|Low: $587 NZD|High: $8,002 NZD|Avg: $2,333 NZD|-3.5%
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
Retailer 18
Retailer 19
October 9, 2026
Retailer 7$889 NZD
Retailer 6$900 NZD
Retailer 4$1,348 NZD
Retailer 16$1,354 NZD
Retailer 2$1,411 NZD
Retailer 19$1,449 NZD
Retailer 17$1,518 NZD
Retailer 8$1,636 NZD
Retailer 9$1,847 NZD
Retailer 14$1,944 NZD
Retailer 10$2,920 NZD
Retailer 12$2,937 NZD
Retailer 3$3,007 NZD
Retailer 11$3,273 NZD
Retailer 18$3,515 NZD
Retailer 5$3,751 NZD
Retailer 13$4,072 NZD
Retailer 15$5,818 NZD
Brilliant Earth$7,718 NZD

21 data points across 19 retailers

12 retailers$1,411 NZD to $7,718 NZD

Retailer 1
-
$717 NZD
$404 USD
Price last confirmed 37 days ago
Retailer 2
-
$877 NZD
$494 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$1,411 NZD
$795 USD
View
Retailer 4
-
$1,518 NZD
ZAR 13,818 ZAR
View
Price last confirmed 28 days ago
Retailer 5
-
$1,636 NZD
$922 USD
View
Price last confirmed 27 days ago
B+
Retailer 6
-
$1,944 NZD
$1,096 USD
View
Retailer 7
-
$2,920 NZD
$1,646 USD
View
Price last confirmed 28 days ago
B
Retailer 8
-
$2,937 NZD
CA$2,299 CAD
View
Retailer 9
-
$3,515 NZD
£1,560 GBP
View
Price last confirmed 29 days ago
B
Retailer 10
-
$4,072 NZD
$2,295 USD
View
B
Retailer 11
-
$5,818 NZD
$3,279 USD
View
Most Expensive
B
Brilliant Earth
21717495A · Oct 29
$7,718 NZD
$4,350 USD
View
11 more retailers have this diamond
Prices start from $1,411 NZDSave up to $6,308 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
1.50ct Oval
$1,411 NZD