Cushion|Lab Grown|IGI

1.26ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG807626139

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

Certificate IGI LG807626139

Diamond specifications and retailer prices

From $247 USD
As of October 29, 2026
Save $1,093 USD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,340 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.26ct lab-grown cushion diamond

This 1.26ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG807626139 or 807626139. Listed at 14 retailers as of October 28, 2026, with prices from $247 to $1,340, a $1,093 spread on the same certified stone. Brilliant Earth lists it at $1,340. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807626139
Dimensions6.22 × 6.09 × 4.21 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
6.22 mm6.09 mm1.26 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807626139
Side View
Table 62.0%Crown 36°Girdle: THK-VTKPavilion 40.4°Culet: NoneDepth 69.1%

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: $1,340 USD|Low: $119 USD|High: $1,340 USD|Avg: $606 USD|+15.5%
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 6$119 USD
Retailer 12$247 USD
Retailer 14$320 USD
Retailer 7$378 USD
Retailer 11$400 USD
Retailer 17$415 USD
Retailer 10$432 USD
Retailer 16$494 USD
Retailer 5$569 USD
Retailer 9$600 USD
Retailer 4$604 USD
Retailer 15$725 USD
Retailer 8$751 USD
Retailer 2$846 USD
Retailer 13$1,118 USD
Retailer 3$1,168 USD
Brilliant Earth$1,340 USD

15 data points across 17 retailers

14 retailers$247 USD to $1,340 USD

A
Cheapest Retailer
-
$247 USD
Final sale: no returns
A
Retailer 2
-
$320 USD
£252 GBP
View
A
Retailer 3
-
$400 USD
€381 EUR
View
A
Retailer 4
-
$415 USD
View
A
Retailer 5
-
$432 USD
£340 GBP
View
A
Retailer 6
-
$494 USD
View
B+
Retailer 7
-
$569 USD
View
B+
Retailer 8
-
$604 USD
A$929 AUD
View
B+
Retailer 9
-
$725 USD
View
Retailer 10
-
$751 USD
A$1,155 AUD
View
Price last confirmed 72 days ago
B+
Retailer 11
-
$846 USD
View
B
Retailer 12
-
$1,118 USD
£880 GBP
View
B
Retailer 13
-
$1,168 USD
View
Most Expensive
B
Brilliant Earth
20231853A · Oct 28
$1,340 USD
View
13 more retailers have this diamond
Prices start from $247 USDSave up to $1,093 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
1.26ct Cushion
$247 USD