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Radiant|Lab Grown|IGI

1.53ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG766619917

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

Certificate IGI LG766619917

Diamond specifications and retailer prices

From $466 NZD
$262 USD
As of November 2, 2026
Save $3,747 NZD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,212 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.53ct lab-grown radiant diamond

This 1.53ct 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 LG766619917 or 766619917. Listed at 18 retailers as of November 2, 2026, with prices from $466 to $4,212, a $3,747 spread on the same certified stone. Brilliant Earth lists it at $4,212. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766619917
Dimensions8.13 × 5.57 × 3.84 mm
L/W Ratio1.46
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
8.13 mm5.57 mm1.53 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766619917
Side View
Table 63.0%Crown 45.5°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 68.9%

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: Nov 2
Current: $4,212 NZD|Low: $462 NZD|High: $5,083 NZD|Avg: $1,814 NZD|-17.1%
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
November 2, 2026
Retailer 18$466 NZD
Retailer 3$521 NZD
Retailer 17$540 NZD
Retailer 11$656 NZD
Retailer 7$740 NZD
Retailer 5$803 NZD
Retailer 14$809 NZD
Retailer 13$1,038 NZD
Retailer 6$1,045 NZD
Retailer 16$1,481 NZD
Retailer 2$1,632 NZD
Retailer 8$1,908 NZD
Retailer 15$2,047 NZD
Retailer 10$2,216 NZD
Retailer 12$2,553 NZD
Retailer 9$3,821 NZD
Retailer 4$4,141 NZD
Brilliant Earth$4,212 NZD

34 data points across 18 retailers

18 retailers$466 NZD to $4,212 NZD

A
Cheapest Retailer
-
$466 NZD
$262 USD
A
Retailer 2
-
$521 NZD
$293 USD
View
Final sale: no returns
A
Retailer 3
-
$540 NZD
$304 USD
View
A
Retailer 4
-
$656 NZD
£291 GBP
View
A
Retailer 5
-
$740 NZD
$416 USD
View
B+
Retailer 6
-
$803 NZD
$452 USD
View
A
Retailer 7
-
$809 NZD
$455 USD
View
A
Retailer 8
-
$1,038 NZD
€556 EUR
View
A
Retailer 9
-
$1,045 NZD
$588 USD
View
A
Retailer 10
-
$1,481 NZD
A$1,282 AUD
View
A
Retailer 11
-
$1,632 NZD
$918 USD
View
A
Retailer 12
-
$1,908 NZD
$1,073 USD
View
B+
Retailer 13
-
$2,047 NZD
$1,152 USD
View
B+
Retailer 14
-
$2,216 NZD
$1,247 USD
View
B+
Retailer 15
-
$2,553 NZD
£1,131 GBP
View
Retailer 16
-
$3,821 NZD
$2,150 USD
View
Price last confirmed 14 days ago
B
Retailer 17
-
$4,141 NZD
$2,330 USD
View
Most Expensive
B
Brilliant Earth
21401129Y · Nov 2
$4,212 NZD
$2,370 USD
View
17 more retailers have this diamond
Prices start from $466 NZDSave up to $3,747 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
1.53ct Radiant
$466 NZD