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Radiant|Lab Grown|IGI

1.90ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG774610930

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

Certificate IGI LG774610930

Diamond specifications and retailer prices

From $534 NZD
$301 USD
As of October 30, 2026
Save $5,090 NZD (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,625 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.9ct lab-grown radiant diamond

This 1.9ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG774610930 or 774610930. Listed at 17 retailers as of October 30, 2026, with prices from $534 to $5,625, a $5,090 spread on the same certified stone. Brilliant Earth lists it at $5,625. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774610930
Dimensions8.54 × 6.37 × 4.20 mm
L/W Ratio1.34
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
8.54 mm6.37 mm1.90 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774610930
Side View
Table 60.0%Crown 42.4°Girdle: MediumPavilion 34.7°Culet: NoneDepth 65.9%

Caratlytics Score

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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 30
Current: $5,625 NZD|Low: $486 NZD|High: $9,067 NZD|Avg: $2,636 NZD|-38.0%
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
October 30, 2026
Retailer 5$607 NZD
Retailer 13$834 NZD
Retailer 11$877 NZD
Retailer 10$937 NZD
Retailer 3$1,150 NZD
Retailer 12$1,222 NZD
Retailer 8$1,702 NZD
Retailer 15$1,813 NZD
Retailer 9$2,159 NZD
Retailer 7$2,349 NZD
Retailer 6$2,548 NZD
Retailer 2$2,943 NZD
Retailer 4$4,737 NZD
Retailer 14$4,941 NZD
Brilliant Earth$5,625 NZD

39 data points across 15 retailers

17 retailers$534 NZD to $5,625 NZD

A
Cheapest Retailer
-
$534 NZD
$301 USD
A
Retailer 2
-
$607 NZD
$342 USD
View
Final sale: no returns
A
Retailer 3
-
$619 NZD
$349 USD
View
A
Retailer 4
-
$834 NZD
$470 USD
View
A
Retailer 5
-
$877 NZD
$494 USD
View
B+
Retailer 6
-
$937 NZD
$528 USD
View
A
Retailer 7
-
$1,150 NZD
$648 USD
View
Retailer 8
-
$1,222 NZD
€656 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$1,702 NZD
A$1,476 AUD
View
A
Retailer 10
-
$1,813 NZD
$1,022 USD
View
A
Retailer 11
-
$2,159 NZD
$1,217 USD
View
A
Retailer 12
-
$2,349 NZD
$1,324 USD
View
B+
Retailer 13
-
$2,548 NZD
$1,436 USD
View
B+
Retailer 14
-
$2,943 NZD
£1,306 GBP
View
B
Retailer 15
-
$4,737 NZD
$2,670 USD
View
Retailer 16
-
$4,941 NZD
$2,785 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21399561Y · Oct 30
$5,625 NZD
$3,170 USD
View
16 more retailers have this diamond
Prices start from $534 NZDSave up to $5,090 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
1.90ct Radiant
$534 NZD