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Marquise|Lab Grown|IGI

1.22ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG786680110

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG786680110

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)
9 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 LG786680110 or 786680110. Listed at 9 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 angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786680110
Dimensions11.16 × 5.56 × 3.48 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.16 mm5.56 mm1.22 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786680110
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 40.7°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: $694 USD|-2.7%
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
Retailer 13
Retailer 14
October 29, 2026
Retailer 11$185 USD
Retailer 10$215 USD
Retailer 14$383 USD
Retailer 9$404 USD
Retailer 3$411 USD
Retailer 5$540 USD
Retailer 6$587 USD
Retailer 12$620 USD
Retailer 7$744 USD
Retailer 13$762 USD
Retailer 4$783 USD
Retailer 8$816 USD
Retailer 2$1,194 USD
Do Amore Diamonds$1,780 USD

24 data points across 14 retailers

9 retailers$185 USD to $1,780 USD

A
Cheapest Retailer
-
$185 USD
A
Retailer 2
-
$215 USD
View
A
Retailer 3
-
$404 USD
View
B+
Retailer 4
-
$620 USD
A$954 AUD
View
B+
Retailer 5
-
$744 USD
A$1,144 AUD
View
B+
Retailer 6
-
$762 USD
View
B+
Retailer 7
-
$816 USD
View
B
Retailer 8
-
$1,194 USD
£940 GBP
View
Most Expensive
B
Do Amore Diamonds
27-E9CD9B444 · Oct 29
$1,780 USD
View
8 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