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Cushion|Lab Grown|IGI

1.26ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG647418520

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG647418520

Diamond specifications and retailer prices

From $253 USD
As of October 28, 2026
Save $1,027 USD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,280 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

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 LG647418520 or 647418520. Listed at 15 retailers as of October 28, 2026, with prices from $253 to $1,280, a $1,027 spread on the same certified stone. Reve Diamonds lists it at $1,280. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647418520
Dimensions6.27 × 6.11 × 4.13 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Top View
6.27 mm6.11 mm1.26 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647418520
Side View
Table 63.0%Crown 36.3°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
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 28
Current: $523 USD|Low: $228 USD|High: $1,294 USD|Avg: $611 USD|+16.9%
Retailer 1
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
Reve Diamonds
October 28, 2026
Retailer 2$253 USD
Retailer 11$282 USD
Retailer 4$388 USD
Retailer 9$434 USD
Retailer 3$479 USD
Retailer 7$484 USD
Retailer 13$508 USD
Retailer 1$523 USD
Retailer 12$599 USD
Retailer 8$687 USD
Retailer 6$730 USD
Retailer 5$780 USD
Retailer 14$958 USD
Retailer 10$1,134 USD
Reve Diamonds$1,280 USD

36 data points across 15 retailers

15 retailers$253 USD to $1,280 USD

A
Cheapest Retailer
-
$253 USD
Final sale: no returns
A
Retailer 2
-
$282 USD
View
Returns within 30 days
A
Retailer 3
-
$388 USD
£305 GBP
View
Price last confirmed 19 days ago
Returns within 30 days
A
Retailer 4
-
$434 USD
€413 EUR
View
Returns within 100 days
A
Retailer 5
-
$479 USD
View
Returns within 30 days
A
Retailer 6
-
$484 USD
ZAR 7,815 ZAR
View
Returns within 7 days
A
Retailer 7
-
$508 USD
View
Returns within 30 days
B+
Retailer 8
-
$523 USD
£412 GBP
View
Returns within 30 days
B+
Retailer 9
-
$599 USD
View
Returns within 30 days
B+
Retailer 10
-
$687 USD
A$1,057 AUD
View
B+
Retailer 11
-
$730 USD
View
Price last confirmed 14 days ago
Returns within 30 days
B+
Retailer 12
-
$780 USD
View
Returns within 30 days
B
Retailer 13
-
$958 USD
View
Returns within 90 days
B
Retailer 14
-
$1,134 USD
£893 GBP
View
Most Expensive
B
Reve Diamonds
521DC0351 · Oct 28
$1,280 USD
View
Returns within 30 days
14 more retailers have this diamond
Prices start from $253 USDSave up to $1,027 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
$253 USD