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Cushion|Lab Grown|IGI

1.21ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG615364035

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG615364035

Diamond specifications and retailer prices

From $260 USD
£204 GBP
As of October 27, 2026
Save $1,220 USD (82%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,480 USD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG615364035 or 615364035. Listed at 7 retailers as of October 27, 2026, with prices from $260 to $1,480, a $1,220 spread on the same certified stone. Do Amore Diamonds lists it at $1,480. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615364035
Dimensions6.28 × 6.24 × 4.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.28 mm6.24 mm1.21 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615364035
Side View
Table 61.0%Crown 34.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 67.5%

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 27
Current: $1,480 USD|Low: $133 USD|High: $1,590 USD|Avg: $688 USD|-6.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 27, 2026
Retailer 8$182 USD
Retailer 2$260 USD
Retailer 5$351 USD
Retailer 9$388 USD
Retailer 3$515 USD
Retailer 6$711 USD
Retailer 4$989 USD
Retailer 7$1,130 USD
Do Amore Diamonds$1,480 USD

37 data points across 9 retailers

7 retailers$260 USD to $1,480 USD

A
Cheapest Retailer
-
$260 USD
£204 GBP
Retailer 2
-
$351 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$515 USD
A$793 AUD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$711 USD
View
Retailer 5
-
$989 USD
£779 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
$1,130 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
27-7F983CAC8 · Oct 27
$1,480 USD
View
6 more retailers have this diamond
Prices start from $260 USDSave up to $1,220 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
1.21ct Cushion
$260 USD