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Radiant|Lab Grown|IGI

1.50ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG784645258

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG784645258

Diamond specifications and retailer prices

From $683 NZD
$385 USD
As of October 30, 2026
Save $5,385 NZD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,068 NZD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown radiant diamond

This 1.5ct lab-grown radiant 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 LG784645258 or 784645258. Listed at 14 retailers as of October 30, 2026, with prices from $683 to $6,068, a $5,385 spread on the same certified stone. Do Amore Diamonds lists it at $6,068. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645258
Dimensions7.89 × 5.62 × 3.98 mm
L/W Ratio1.40
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
7.89 mm5.62 mm1.50 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645258
Side View
Table 59.0%Crown 38.3°Girdle: STK-THKPavilion 36.7°Culet: NoneDepth 70.8%

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: $6,068 NZD|Low: $683 NZD|High: $8,073 NZD|Avg: $2,936 NZD|-24.8%
Do Amore Diamonds
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
October 30, 2026
Retailer 8$683 NZD
Retailer 13$766 NZD
Retailer 6$1,018 NZD
Retailer 9$1,121 NZD
Retailer 4$1,260 NZD
Retailer 11$1,347 NZD
Retailer 5$1,462 NZD
Retailer 3$1,503 NZD
Retailer 10$2,379 NZD
Retailer 12$3,009 NZD
Retailer 7$3,457 NZD
Retailer 2$5,021 NZD
Retailer 14$5,979 NZD
Do Amore Diamonds$6,068 NZD

32 data points across 14 retailers

14 retailers$683 NZD to $6,068 NZD

A
Cheapest Retailer
-
$683 NZD
$385 USD
A
Retailer 2
-
$766 NZD
$432 USD
View
A
Retailer 3
-
$1,018 NZD
$574 USD
View
Final sale: no returns
A
Retailer 4
-
$1,121 NZD
$632 USD
View
A
Retailer 5
-
$1,260 NZD
$710 USD
View
A
Retailer 6
-
$1,347 NZD
$759 USD
View
A
Retailer 7
-
$1,462 NZD
$824 USD
View
Retailer 8
-
$1,503 NZD
€807 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$2,379 NZD
$1,341 USD
View
B+
Retailer 10
-
$3,009 NZD
$1,696 USD
View
B
Retailer 11
-
$3,457 NZD
£1,534 GBP
View
B
Retailer 12
-
$5,021 NZD
$2,830 USD
View
Retailer 13
-
$5,979 NZD
$3,370 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Do Amore Diamonds
27-F7D36F7E6 · Oct 30
$6,068 NZD
$3,420 USD
View
13 more retailers have this diamond
Prices start from $683 NZDSave up to $5,385 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 Radiant
$683 NZD