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Cushion|Lab Grown|IGI

1.54ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG836614341

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836614341

Diamond specifications and retailer prices

From $1,158 NZD
£514 GBP
As of October 30, 2026
Save $4,591 NZD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,749 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion 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 LG836614341 or 836614341. Listed at 18 retailers as of October 30, 2026, with prices from $1,158 to $5,749, a $4,591 spread on the same certified stone. Brilliant Earth lists it at $5,749. 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 angle36.2°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614341
Dimensions8.45 × 5.81 × 3.86 mm
L/W Ratio1.45
Girdle conditionFaceted
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
8.45 mm5.81 mm1.54 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614341
Side View
Table 63.0%Crown 36.2°Girdle: MED-THKPavilion 34.7°Culet: NoneDepth 66.4%

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: $5,749 NZD|Low: $1,154 NZD|High: $6,955 NZD|Avg: $3,130 NZD|-17.3%
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 31, 2026
Retailer 11$1,158 NZD
Retailer 9$1,189 NZD
Retailer 16$1,295 NZD
Retailer 4$1,517 NZD
Retailer 5$1,742 NZD
Retailer 13$1,764 NZD
Retailer 12$1,868 NZD
Retailer 15$1,927 NZD
Retailer 18$1,994 NZD
Retailer 2$2,614 NZD
Retailer 10$3,461 NZD
Retailer 7$3,642 NZD
Retailer 3$3,650 NZD
Retailer 17$3,934 NZD
Retailer 14$4,707 NZD
Retailer 8$4,720 NZD
Retailer 6$5,090 NZD
Brilliant Earth$5,749 NZD

24 data points across 18 retailers

18 retailers$1,158 NZD to $5,749 NZD

A
Cheapest Retailer
-
$1,158 NZD
£514 GBP
Retailer 2
-
$1,189 NZD
$670 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$1,295 NZD
$730 USD
View
A
Retailer 4
-
$1,517 NZD
$855 USD
View
A
Retailer 5
-
$1,742 NZD
$982 USD
View
A
Retailer 6
-
$1,764 NZD
€947 EUR
View
A
Retailer 7
-
$1,868 NZD
£829 GBP
View
A
Retailer 8
-
$1,927 NZD
ZAR 17,549 ZAR
View
A
Retailer 9
-
$1,994 NZD
$1,124 USD
View
Retailer 10
-
$2,614 NZD
$1,473 USD
View
Retailer 11
-
$3,461 NZD
£1,536 GBP
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$3,642 NZD
SGD 2,774 SGD
View
B+
Retailer 13
-
$3,650 NZD
$2,057 USD
View
B+
Retailer 14
-
$3,934 NZD
$2,217 USD
View
B+
Retailer 15
-
$4,707 NZD
£2,089 GBP
View
Retailer 16
-
$4,720 NZD
$2,660 USD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$5,090 NZD
$2,869 USD
View
Most Expensive
B
Brilliant Earth
21729122A · Oct 30
$5,749 NZD
$3,240 USD
View
17 more retailers have this diamond
Prices start from $1,158 NZDSave up to $4,591 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 Cushion
$1,158 NZD