Cushion|Lab Grown|IGI

1.20ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG782646729

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG782646729

Diamond specifications and retailer prices

From $314 USD
As of October 28, 2026
Save $1,009 USD (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,326 USD at Flawless Fine Jewelry · As of October 21, 2026
View at Flawless Fine Jewelry

About this 1.2ct lab-grown cushion diamond

This 1.2ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG782646729 or 782646729. Listed at 12 retailers as of October 28, 2026, with a 321% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782646729
Dimensions8.09 × 5.28 × 3.22 mm
L/W Ratio1.53
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.09 mm5.28 mm1.20 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782646729
Side View
Table 54.0%Crown 38.8°Girdle: STK-THKPavilion 31.9°Culet: LargeDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,326 USD|Low: $257 USD|High: $1,688 USD|Avg: $705 USD
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 5$257 USD
Retailer 13$314 USD
Retailer 10$347 USD
Retailer 12$461 USD
Retailer 9$465 USD
Retailer 4$573 USD
Retailer 7$597 USD
Retailer 2$612 USD
Retailer 11$671 USD
Retailer 6$845 USD
Retailer 3$1,108 USD
Retailer 8$1,323 USD
Flawless Fine Jewelry$1,326 USD

40 data points across 13 retailers

12 retailers$314 USD to $1,323 USD

A
Cheapest Retailer
-
$314 USD
Final sale: no returns
A
Retailer 2
-
$347 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$461 USD
View
A
Retailer 4
-
$465 USD
View
B+
Retailer 5
-
$573 USD
View
B+
Retailer 6
-
$597 USD
ZAR 9,642 ZAR
View
B+
Retailer 7
-
$612 USD
£482 GBP
View
B+
Retailer 8
-
$671 USD
View
B
Retailer 9
-
$845 USD
A$1,300 AUD
View
B
Retailer 10
-
$1,108 USD
View
B
Retailer 11
-
$1,323 USD
£1,042 GBP
View
Most Expensive
B
Flawless Fine Jewelry
31DA47D18 · Oct 21
$1,326 USD
£1,044 GBP
View
Price last confirmed 7 days ago
11 more retailers have this diamond
Prices start from $314 USDSave up to $1,009 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
1.20ct Cushion
$314 USD