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Cushion|Lab Grown|IGI

1.01ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG825657674

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG825657674

Diamond specifications and retailer prices

From $334 USD
As of October 28, 2026
Save $2,286 USD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,620 USD at Brilliant Earth · As of October 28, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825657674 or 825657674. Listed at 18 retailers as of October 28, 2026, with prices from $334 to $2,620, a $2,286 spread on the same certified stone. Brilliant Earth lists it at $2,620. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825657674
Dimensions5.91 × 5.77 × 3.78 mm
L/W Ratio1.02
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
5.91 mm5.77 mm1.01 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825657674
Side View
Table 64.0%Crown 35.6°Girdle: THN-THKPavilion 39.5°Culet: NoneDepth 65.5%

Caratlytics Score

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A+
Exceptional
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 28
Current: $2,620 USD|Low: $334 USD|High: $2,630 USD|Avg: $979 USD|-0.4%
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 17$334 USD
Retailer 14$369 USD
Retailer 2$383 USD
Retailer 12$560 USD
Retailer 16$584 USD
Retailer 13$591 USD
Retailer 6$604 USD
Retailer 4$609 USD
Retailer 10$635 USD
Retailer 11$651 USD
Retailer 7$949 USD
Retailer 8$1,003 USD
Retailer 5$1,235 USD
Retailer 9$1,340 USD
Retailer 3$1,342 USD
Retailer 15$1,482 USD
Brilliant Earth$2,620 USD

31 data points across 17 retailers

18 retailers$334 USD to $2,620 USD

A+
Cheapest Retailer
-
$334 USD
Final sale: no returns
A
Retailer 2
-
$369 USD
View
A
Retailer 3
-
$383 USD
£301 GBP
View
A
Retailer 4
-
$560 USD
View
A
Retailer 5
-
$584 USD
View
A
Retailer 6
-
$591 USD
€563 EUR
View
A
Retailer 7
-
$604 USD
View
A
Retailer 8
-
$609 USD
View
A
Retailer 9
-
$635 USD
ZAR 10,253 ZAR
View
A
Retailer 10
-
$651 USD
£513 GBP
View
B+
Retailer 11
-
$949 USD
View
B+
Retailer 12
-
$1,003 USD
SGD 1,355 SGD
View
B+
Retailer 13
-
$1,235 USD
View
B+
Retailer 14
-
$1,340 USD
View
Price last confirmed 10 days ago
B+
Retailer 15
-
$1,342 USD
View
B+
Retailer 16
-
$1,482 USD
£1,167 GBP
View
B
Retailer 17
-
$1,906 USD
View
Most Expensive
B
Brilliant Earth
21418282A · Oct 28
$2,620 USD
View
17 more retailers have this diamond
Prices start from $334 USDSave up to $2,286 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
$334 USD