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Round|Lab Grown|IGI

1.54ct E FL Round Lab Grown Diamond

EX • E/FL • IGI LG788621388

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788621388

Diamond specifications and retailer prices

From $855 NZD
$482 USD
As of October 29, 2026
Save $4,734 NZD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $5,589 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round 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 LG788621388 or 788621388. Listed at 22 retailers as of October 29, 2026, with prices from $855 to $5,589, a $4,734 spread on the same certified stone. Brilliant Earth lists it at $5,589. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788621388
Dimensions7.44 × 7.49 × 4.48 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.44 mm7.49 mm1.54 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788621388
Side View
Table 61.0%Crown 35.2°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.1%

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 29
Current: $5,589 NZD|Low: $820 NZD|High: $6,707 NZD|Avg: $2,377 NZD|-16.7%
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
October 30, 2026
Retailer 17$855 NZD
Retailer 10$956 NZD
Retailer 15$956 NZD
Retailer 3$1,059 NZD
Retailer 4$1,059 NZD
Retailer 6$1,416 NZD
Retailer 14$1,419 NZD
Retailer 9$1,476 NZD
Retailer 16$1,601 NZD
Retailer 2$1,754 NZD
Retailer 13$1,821 NZD
Retailer 5$2,459 NZD
Retailer 8$3,343 NZD
Retailer 18$3,407 NZD
Retailer 7$3,671 NZD
Retailer 12$4,140 NZD
Retailer 11$4,446 NZD
Brilliant Earth$5,589 NZD

42 data points across 18 retailers

22 retailers$855 NZD to $5,589 NZD

A
Cheapest Retailer
-
$855 NZD
$482 USD
A
Retailer 2
-
$956 NZD
$539 USD
View
Final sale: no returns
A
Retailer 3
-
$956 NZD
$539 USD
View
Retailer 4
-
$1,059 NZD
$597 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,059 NZD
$597 USD
View
A
Retailer 6
-
$1,416 NZD
$798 USD
View
A
Retailer 7
-
$1,419 NZD
$800 USD
View
A
Retailer 8
-
$1,476 NZD
$832 USD
View
A
Retailer 9
-
$1,601 NZD
A$1,388 AUD
View
A
Retailer 10
-
$1,712 NZD
$965 USD
View
B+
Retailer 11
-
$1,754 NZD
£779 GBP
View
A
Retailer 12
-
$1,821 NZD
ZAR 16,578 ZAR
View
B+
Retailer 13
-
$2,459 NZD
$1,386 USD
View
B
Retailer 14
-
$3,343 NZD
SGD 2,546 SGD
View
B
Retailer 15
-
$3,407 NZD
$1,920 USD
View
B
Retailer 16
-
$3,456 NZD
$1,948 USD
View
B
Retailer 17
-
$3,671 NZD
$2,069 USD
View
B
Retailer 18
-
$3,712 NZD
$2,092 USD
View
B
Retailer 19
-
$3,964 NZD
$2,234 USD
View
B
Retailer 20
-
$4,140 NZD
€2,222 EUR
View
B
Retailer 21
-
$4,446 NZD
£1,973 GBP
View
Most Expensive
B
Brilliant Earth
19705382A · Oct 30
$5,589 NZD
$3,150 USD
View
21 more retailers have this diamond
Prices start from $855 NZDSave up to $4,734 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 Round
$855 NZD