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Radiant|Lab Grown|IGI

1.54ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG794622790

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

Certificate IGI LG794622790

Diamond specifications and retailer prices

From $1,380 NZD
$775 USD
As of October 30, 2026
Save $5,511 NZD (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,891 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.54ct lab-grown radiant diamond

This 1.54ct 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 LG794622790 or 794622790. Listed at 8 retailers as of October 29, 2026, with prices from $1,380 to $6,891, a $5,511 spread on the same certified stone. Brilliant Earth lists it at $6,891. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794622790
Dimensions8.22 × 5.77 × 3.74 mm
L/W Ratio1.42
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
8.22 mm5.77 mm1.54 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794622790
Side View
Table 62.0%Crown 44.4°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 64.8%

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: $6,891 NZD|Low: $858 NZD|High: $7,994 NZD|Avg: $3,337 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
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Retailer 17
October 29, 2026
Retailer 17$858 NZD
Retailer 11$1,380 NZD
Retailer 10$1,442 NZD
Retailer 4$1,636 NZD
Retailer 16$2,040 NZD
Retailer 3$2,060 NZD
Retailer 7$2,224 NZD
Retailer 8$2,268 NZD
Retailer 13$2,318 NZD
Retailer 15$3,071 NZD
Retailer 2$3,546 NZD
Retailer 5$3,609 NZD
Retailer 6$4,318 NZD
Retailer 9$5,370 NZD
Retailer 14$6,169 NZD
Retailer 12$6,232 NZD
Brilliant Earth$6,891 NZD

15 data points across 17 retailers

8 retailers$1,380 NZD to $6,891 NZD

A
Cheapest Retailer
-
$1,380 NZD
$775 USD
A
Retailer 2
-
$1,442 NZD
$810 USD
View
B+
Retailer 3
-
$2,318 NZD
$1,302 USD
View
B+
Retailer 4
-
$3,071 NZD
$1,725 USD
View
B+
Retailer 5
-
$3,546 NZD
£1,568 GBP
View
Retailer 6
-
$6,169 NZD
$3,465 USD
View
Price last confirmed 11 days ago
B
Retailer 7
-
$6,232 NZD
$3,500 USD
View
Most Expensive
B
Brilliant Earth
21731077Y · Oct 29
$6,891 NZD
$3,870 USD
View
7 more retailers have this diamond
Prices start from $1,380 NZDSave up to $5,511 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
1.54ct Radiant
$1,380 NZD