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Cushion|Lab Grown|IGI

1.27ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG833637807

Shape and cutting style on the report: Square cushion antique cut

Certificate IGI LG833637807

Diamond specifications and retailer prices

From $493 USD
As of October 29, 2026
Save $3,297 USD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,790 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.27ct lab-grown cushion diamond

This 1.27ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG833637807 or 833637807. Listed at 16 retailers as of October 29, 2026, with prices from $493 to $3,790, a $3,297 spread on the same certified stone. Do Amore Diamonds lists it at $3,790. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833637807
Dimensions6.64 × 6.45 × 4.05 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeLarge
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
6.64 mm6.45 mm1.27 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833637807
Side View
Table 55.0%Crown 37°Girdle: MED-STKPavilion 40.6°Culet: LargeDepth 62.8%

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: $3,790 USD|Low: $439 USD|High: $3,790 USD|Avg: $1,190 USD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
October 30, 2026
Retailer 6$493 USD
Retailer 3$552 USD
Retailer 4$552 USD
Retailer 9$567 USD
Retailer 13$611 USD
Retailer 17$707 USD
Retailer 16$750 USD
Retailer 7$905 USD
Retailer 12$1,038 USD
Retailer 2$1,050 USD
Retailer 8$1,408 USD
Retailer 5$1,750 USD
Retailer 14$1,773 USD
Retailer 15$2,114 USD
Retailer 10$2,305 USD
Retailer 11$2,830 USD
Do Amore Diamonds$3,790 USD

15 data points across 17 retailers

16 retailers$493 USD to $3,790 USD

A
Cheapest Retailer
-
$493 USD
A
Retailer 2
-
$552 USD
View
Final sale: no returns
A
Retailer 3
-
$552 USD
View
A
Retailer 4
-
$611 USD
View
A
Retailer 5
-
$707 USD
View
A
Retailer 6
-
$750 USD
View
A
Retailer 7
-
$905 USD
View
A
Retailer 8
-
$934 USD
View
B+
Retailer 9
-
$1,050 USD
£827 GBP
View
Retailer 10
-
$1,408 USD
View
Price last confirmed 28 days ago
B
Retailer 11
-
$1,750 USD
View
B
Retailer 12
-
$1,773 USD
View
B
Retailer 13
-
$2,114 USD
View
B
Retailer 14
-
$2,305 USD
View
B
Retailer 15
-
$2,830 USD
£2,228 GBP
View
Most Expensive
B
Do Amore Diamonds
20-E100122 · Oct 29
$3,790 USD
View
15 more retailers have this diamond
Prices start from $493 USDSave up to $3,297 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
1.27ct Cushion
$493 USD