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Marquise|Lab Grown|IGI

1.22ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG805645596

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805645596

Diamond specifications and retailer prices

From $185 USD
As of October 27, 2026
Save $1,595 USD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,780 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.22ct lab-grown marquise diamond

This 1.22ct lab-grown marquise 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 LG805645596 or 805645596. Listed at 13 retailers as of October 27, 2026, with prices from $185 to $1,780, a $1,595 spread on the same certified stone. Do Amore Diamonds lists it at $1,780. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805645596
Dimensions12.24 × 5.29 × 3.31 mm
L/W Ratio2.31
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.24 mm5.29 mm1.22 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805645596
Side View
Table 65.0%Crown 32.7°Girdle: MED-THKPavilion 41°Culet: NoneDepth 62.6%

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 27
Current: $1,780 USD|Low: $181 USD|High: $1,840 USD|Avg: $598 USD|-1.7%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
October 29, 2026
Retailer 15$185 USD
Retailer 12$215 USD
Retailer 8$269 USD
Retailer 2$320 USD
Retailer 13$350 USD
Retailer 11$404 USD
Retailer 5$405 USD
Retailer 9$552 USD
Retailer 16$620 USD
Retailer 6$631 USD
Retailer 14$744 USD
Retailer 4$762 USD
Retailer 7$804 USD
Retailer 10$816 USD
Retailer 3$1,046 USD
Do Amore Diamonds$1,780 USD

31 data points across 16 retailers

13 retailers$185 USD to $1,780 USD

A
Cheapest Retailer
-
$185 USD
A
Retailer 2
-
$215 USD
View
A
Retailer 3
-
$320 USD
£252 GBP
View
A
Retailer 4
-
$350 USD
View
A
Retailer 5
-
$404 USD
View
B+
Retailer 6
-
$552 USD
View
B+
Retailer 7
-
$620 USD
A$954 AUD
View
B+
Retailer 8
-
$631 USD
View
Price last confirmed 73 days ago
B+
Retailer 9
-
$744 USD
A$1,144 AUD
View
B+
Retailer 10
-
$762 USD
View
B+
Retailer 11
-
$816 USD
View
B
Retailer 12
-
$1,046 USD
£824 GBP
View
Most Expensive
B
Do Amore Diamonds
27-084973C67 · Oct 29
$1,780 USD
View
12 more retailers have this diamond
Prices start from $185 USDSave up to $1,595 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
1.22ct Marquise
$185 USD