Cushion|Lab Grown|IGI

1.04ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG811638635

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811638635

Diamond specifications and retailer prices

From $399 USD
£314 GBP
As of October 29, 2026
Save $2,281 USD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,680 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.04ct lab-grown cushion diamond

This 1.04ct 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 LG811638635 or 811638635. Listed at 10 retailers as of October 28, 2026, with prices from $399 to $2,680, a $2,281 spread on the same certified stone. Brilliant Earth lists it at $2,680. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811638635
Dimensions7.33 × 4.86 × 3.45 mm
L/W Ratio1.51
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
7.33 mm4.86 mm1.04 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811638635
Side View
Table 61.0%Crown 36.3°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 71.0%

Caratlytics Score

How it works →
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 29
Current: $2,680 USD|Low: $360 USD|High: $2,790 USD|Avg: $1,205 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
Retailer 15
October 29, 2026
Retailer 3$360 USD
Retailer 8$399 USD
Retailer 12$575 USD
Retailer 10$625 USD
Retailer 5$665 USD
Retailer 14$903 USD
Retailer 15$929 USD
Retailer 7$1,002 USD
Retailer 13$1,045 USD
Retailer 11$1,101 USD
Retailer 4$1,345 USD
Retailer 2$1,552 USD
Retailer 6$1,833 USD
Retailer 9$2,500 USD
Brilliant Earth$2,680 USD

17 data points across 15 retailers

10 retailers$399 USD to $2,680 USD

A+
Cheapest Retailer
-
$399 USD
£314 GBP
A
Retailer 2
-
$575 USD
View
A
Retailer 3
-
$625 USD
View
B+
Retailer 4
-
$929 USD
ZAR 15,000 ZAR
View
Price last confirmed 47 days ago
B+
Retailer 5
-
$1,045 USD
View
B+
Retailer 6
-
$1,101 USD
View
B+
Retailer 7
-
$1,345 USD
View
Price last confirmed 50 days ago
B+
Retailer 8
-
$1,552 USD
£1,222 GBP
View
B
Retailer 9
-
$2,500 USD
View
Most Expensive
B
Brilliant Earth
21731025Y · Oct 28
$2,680 USD
View
9 more retailers have this diamond
Prices start from $399 USDSave up to $2,281 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+
1.04ct Cushion
$399 USD