Cushion|Lab Grown|IGI

1.27ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG847675987

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG847675987

Diamond specifications and retailer prices

From $321 USD
£253 GBP
As of October 30, 2026
Save $1,529 USD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,850 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG847675987 or 847675987. Listed at 11 retailers as of October 30, 2026, with prices from $321 to $1,850, a $1,529 spread on the same certified stone. Brilliant Earth lists it at $1,850. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847675987
Dimensions7.64 × 5.67 × 3.76 mm
L/W Ratio1.35
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
7.64 mm5.67 mm1.27 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847675987
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 66.3%

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 30
Current: $1,850 USD|Low: $321 USD|High: $2,150 USD|Avg: $1,021 USD|-14.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 8$321 USD
Retailer 6$475 USD
Retailer 9$490 USD
Retailer 7$506 USD
Retailer 3$811 USD
Retailer 4$858 USD
Retailer 2$1,172 USD
Retailer 10$1,342 USD
Retailer 11$1,555 USD
Retailer 5$1,766 USD
Brilliant Earth$1,850 USD

4 data points across 11 retailers

11 retailers$321 USD to $1,850 USD

A+
Cheapest Retailer
-
$321 USD
£253 GBP
A
Retailer 2
-
$475 USD
View
A
Retailer 3
-
$490 USD
View
A
Retailer 4
-
$506 USD
View
A
Retailer 5
-
$811 USD
A$1,247 AUD
View
A
Retailer 6
-
$858 USD
View
B+
Retailer 7
-
$1,172 USD
View
B+
Retailer 8
-
$1,342 USD
£1,057 GBP
View
B+
Retailer 9
-
$1,555 USD
View
B
Retailer 10
-
$1,766 USD
A$2,717 AUD
View
Most Expensive
B+
Brilliant Earth
22336855A · Oct 30
$1,850 USD
View
10 more retailers have this diamond
Prices start from $321 USDSave up to $1,529 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
$321 USD