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 $655 USD
£515 GBP
As of October 29, 2026
Save $3,255 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,910 USD at Brilliant Earth · As of October 29, 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 17 retailers as of October 29, 2026, with prices from $655 to $3,910, a $3,255 spread on the same certified stone. Brilliant Earth lists it at $3,910. 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
Color
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

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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 29
Current: $3,910 USD|Low: $651 USD|High: $3,920 USD|Avg: $1,777 USD|-0.3%
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
October 29, 2026
Retailer 12$655 USD
Retailer 8$670 USD
Retailer 14$730 USD
Retailer 3$855 USD
Retailer 4$982 USD
Retailer 10$994 USD
Retailer 2$1,050 USD
Retailer 13$1,086 USD
Retailer 16$1,124 USD
Retailer 9$1,951 USD
Retailer 6$2,053 USD
Retailer 17$2,057 USD
Retailer 15$2,217 USD
Retailer 11$2,653 USD
Retailer 7$2,660 USD
Retailer 5$2,869 USD
Brilliant Earth$3,910 USD

22 data points across 17 retailers

17 retailers$655 USD to $3,910 USD

A
Cheapest Retailer
-
$655 USD
£515 GBP
A
Retailer 2
-
$670 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$730 USD
View
A
Retailer 4
-
$855 USD
View
A
Retailer 5
-
$982 USD
View
A
Retailer 6
-
$994 USD
€947 EUR
View
A
Retailer 7
-
$1,050 USD
£827 GBP
View
A
Retailer 8
-
$1,086 USD
ZAR 17,549 ZAR
View
A
Retailer 9
-
$1,124 USD
View
B+
Retailer 10
-
$1,951 USD
£1,536 GBP
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$2,053 USD
SGD 2,774 SGD
View
B+
Retailer 12
-
$2,057 USD
View
B+
Retailer 13
-
$2,217 USD
View
B+
Retailer 14
-
$2,653 USD
£2,089 GBP
View
B
Retailer 15
-
$2,660 USD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
$2,869 USD
View
Most Expensive
B
Brilliant Earth
21729122A · Oct 29
$3,910 USD
View
16 more retailers have this diamond
Prices start from $655 USDSave up to $3,255 USD

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
$655 USD