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Cushion|Lab Grown|IGI

1.01ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG816625361

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816625361

Diamond specifications and retailer prices

From $326 USD
As of October 26, 2026
Save $1,504 USD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,830 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.01ct lab-grown cushion diamond

This 1.01ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816625361 or 816625361. Listed at 15 retailers as of October 26, 2026, with prices from $326 to $1,830, a $1,504 spread on the same certified stone. Brilliant Earth lists it at $1,830. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816625361
Dimensions7.24 × 4.95 × 3.40 mm
L/W Ratio1.46
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
7.24 mm4.95 mm1.01 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816625361
Side View
Table 59.0%Crown 34.1°Girdle: MED-THKPavilion 36.7°Culet: NoneDepth 68.7%

Caratlytics Score

How it works →
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 26
Current: $1,830 USD|Low: $326 USD|High: $2,140 USD|Avg: $1,076 USD|-14.5%
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
October 29, 2026
Retailer 14$326 USD
Retailer 12$362 USD
Retailer 11$550 USD
Retailer 8$585 USD
Retailer 4$593 USD
Retailer 13$593 USD
Retailer 10$622 USD
Retailer 2$639 USD
Retailer 5$929 USD
Retailer 6$993 USD
Retailer 3$1,212 USD
Retailer 7$1,295 USD
Retailer 15$1,402 USD
Retailer 9$1,458 USD
Brilliant Earth$1,830 USD

39 data points across 15 retailers

15 retailers$326 USD to $1,830 USD

A
Cheapest Retailer
-
$326 USD
Final sale: no returns
A
Retailer 2
-
$362 USD
View
A
Retailer 3
-
$550 USD
View
A
Retailer 4
-
$585 USD
€557 EUR
View
A
Retailer 5
-
$593 USD
View
A
Retailer 6
-
$593 USD
View
A
Retailer 7
-
$622 USD
ZAR 10,044 ZAR
View
A
Retailer 8
-
$639 USD
£503 GBP
View
B+
Retailer 9
-
$929 USD
View
B+
Retailer 10
-
$993 USD
SGD 1,342 SGD
View
B+
Retailer 11
-
$1,212 USD
View
Retailer 12
-
$1,295 USD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
$1,402 USD
£1,104 GBP
View
B
Retailer 14
-
$1,458 USD
£1,148 GBP
View
Most Expensive
B
Brilliant Earth
21421471A · Oct 29
$1,830 USD
View
14 more retailers have this diamond
Prices start from $326 USDSave up to $1,504 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
1.01ct Cushion
$326 USD