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Cushion|Lab Grown|IGI

1.21ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG591377220

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG591377220

Diamond specifications and retailer prices

From $260 USD
As of November 3, 2026
Save $967 USD (79%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,227 USD at Michael Trio · As of November 2, 2026
View at Michael Trio

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG591377220 or 591377220. Listed at 4 retailers as of November 2, 2026, with prices from $260 to $1,227, a $967 spread on the same certified stone. Michael Trio lists it at $1,227. 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
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591377220
Dimensions6.33 × 6.09 × 4.07 mm
L/W Ratio1.04
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
6.33 mm6.09 mm1.21 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591377220
Side View
Table 65.0%Crown 38°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 66.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $1,227 USD|Low: $186 USD|High: $1,282 USD|Avg: $691 USD|-4.3%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
September 24, 2026
Retailer 2$260 USD
Retailer 3$376 USD
Retailer 4$422 USD
Michael Trio$1,227 USD

11 data points across 4 retailers

4 retailers$260 USD to $1,227 USD

A
Cheapest Retailer
-
$260 USD
Final sale: no returns
A
Retailer 2
-
$376 USD
View
A
Retailer 3
-
$422 USD
HK$3,300 HKD
View
Most Expensive
B
Michael Trio
1078034370 · Nov 2
$1,227 USD
SGD 1,658 SGD
View
3 more retailers have this diamond
Prices start from $260 USDSave up to $967 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