Cushion|Lab Grown|IGI

1.02ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG818659238

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818659238

Diamond specifications and retailer prices

From $410 USD
As of October 26, 2026
Save $2,250 USD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,660 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.02ct lab-grown cushion diamond

This 1.02ct 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 LG818659238 or 818659238. Listed at 14 retailers as of October 26, 2026, with prices from $410 to $2,660, a $2,250 spread on the same certified stone. Brilliant Earth lists it at $2,660. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659238
Dimensions7.14 × 5.01 × 3.58 mm
L/W Ratio1.43
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
7.14 mm5.01 mm1.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659238
Side View
Table 60.0%Crown 33.5°Girdle: THK-VTKPavilion 35.4°Culet: NoneDepth 71.5%

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 26
Current: $2,660 USD|Low: $410 USD|High: $2,660 USD|Avg: $1,120 USD
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
October 30, 2026
Retailer 13$410 USD
Retailer 10$456 USD
Retailer 12$617 USD
Retailer 9$620 USD
Retailer 7$726 USD
Retailer 3$728 USD
Retailer 8$783 USD
Retailer 2$822 USD
Retailer 4$1,137 USD
Retailer 5$1,206 USD
Retailer 6$1,360 USD
Retailer 14$1,504 USD
Retailer 11$1,782 USD
Brilliant Earth$2,660 USD

42 data points across 14 retailers

14 retailers$410 USD to $2,660 USD

A
Cheapest Retailer
-
$410 USD
Final sale: no returns
A
Retailer 2
-
$456 USD
View
A
Retailer 3
-
$617 USD
View
A
Retailer 4
-
$620 USD
View
A
Retailer 5
-
$726 USD
€691 EUR
View
A
Retailer 6
-
$728 USD
View
A
Retailer 7
-
$783 USD
ZAR 12,647 ZAR
View
A
Retailer 8
-
$822 USD
£647 GBP
View
B+
Retailer 9
-
$1,137 USD
View
B+
Retailer 10
-
$1,206 USD
SGD 1,630 SGD
View
Retailer 11
-
$1,360 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
$1,504 USD
View
B
Retailer 13
-
$1,782 USD
£1,403 GBP
View
Most Expensive
B
Brilliant Earth
21421114A · Oct 29
$2,660 USD
View
13 more retailers have this diamond
Prices start from $410 USDSave up to $2,250 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
1.02ct Cushion
$410 USD