Marquise|Lab Grown|IGI

1.23ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG786680469

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG786680469

Diamond specifications and retailer prices

From $415 USD
As of October 30, 2026
Save $701 USD (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,116 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786680469 or 786680469. Listed at 8 retailers as of October 29, 2026, with prices from $415 to $1,116, a $701 spread on the same certified stone. MOH London lists it at $1,116. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786680469
Dimensions11.25 × 5.43 × 3.45 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.25 mm5.43 mm1.23 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786680469
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 63.5%

Caratlytics Score

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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: $1,116 USD|Low: $350 USD|High: $1,121 USD|Avg: $596 USD|+1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 6$415 USD
Retailer 3$419 USD
Retailer 2$432 USD
Retailer 7$449 USD
Retailer 5$559 USD
Retailer 4$665 USD
Retailer 8$817 USD
MOH London$1,116 USD

31 data points across 8 retailers

8 retailers$415 USD to $1,116 USD

A
Cheapest Retailer
-
$415 USD
A
Retailer 2
-
$419 USD
€399 EUR
View
A
Retailer 3
-
$432 USD
£340 GBP
View
A
Retailer 4
-
$449 USD
View
B+
Retailer 5
-
$559 USD
View
Retailer 6
-
$665 USD
View
Price last confirmed 8 days ago
Retailer 7
-
$817 USD
View
Price last confirmed 12 days ago
Most Expensive
B
MOH London
LG786680469 · Oct 29
$1,116 USD
£879 GBP
View
7 more retailers have this diamond
Prices start from $415 USDSave up to $701 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
1.23ct Marquise
$415 USD