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Cushion|Lab Grown|IGI

1.21ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG623485653

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG623485653

Diamond specifications and retailer prices

From $199 USD
As of October 30, 2026
Save $1,511 USD (88%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,710 USD at Do Amore Diamonds · As of October 31, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG623485653 or 623485653. Listed at 7 retailers as of October 30, 2026, with prices from $199 to $1,710, a $1,511 spread on the same certified stone. Do Amore Diamonds lists it at $1,710. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623485653
Dimensions6.23 × 6.14 × 4.14 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
6.23 mm6.14 mm1.21 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623485653
Side View
Table 62.0%Crown 34°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 67.4%

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 30
Current: $1,710 USD|Low: $146 USD|High: $1,750 USD|Avg: $658 USD|-2.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 8$199 USD
Retailer 2$292 USD
Retailer 7$391 USD
Retailer 9$428 USD
Retailer 4$441 USD
Retailer 11$460 USD
Retailer 3$529 USD
Retailer 5$593 USD
Retailer 12$718 USD
Retailer 10$983 USD
Retailer 6$1,138 USD
Do Amore Diamonds$1,710 USD

39 data points across 12 retailers

7 retailers$199 USD to $1,710 USD

A
Cheapest Retailer
-
$199 USD
Final sale: no returns
A
Retailer 2
-
$292 USD
£230 GBP
View
A
Retailer 3
-
$391 USD
View
A
Retailer 4
-
$495 USD
View
B+
Retailer 5
-
$593 USD
A$913 AUD
View
B
Retailer 6
-
$1,138 USD
£896 GBP
View
Most Expensive
B
Do Amore Diamonds
27-2AB54A023 · Oct 31
$1,710 USD
View
6 more retailers have this diamond
Prices start from $199 USDSave up to $1,511 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
$199 USD