Marquise|Lab Grown|IGI

1.29ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG843611462

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843611462

Diamond specifications and retailer prices

From $340 USD
As of October 23, 2026
Save $473 USD (58%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,185 USD at MOH London · As of October 21, 2026
View at MOH London

About this 1.29ct lab-grown marquise diamond

This 1.29ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843611462 or 843611462. Listed at 8 retailers as of October 23, 2026, with a 139% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843611462
Dimensions11.01 × 5.74 × 3.61 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.01 mm5.74 mm1.29 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843611462
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.9%

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 23
Current: $1,185 USD|Low: $340 USD|High: $1,185 USD|Avg: $702 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 23, 2026
Retailer 9$340 USD
Retailer 5$425 USD
Retailer 2$448 USD
Retailer 3$491 USD
Retailer 4$813 USD
Retailer 8$857 USD
Retailer 6$864 USD
Retailer 7$1,023 USD
MOH London$1,185 USD

9 data points across 9 retailers

8 retailers$340 USD to $813 USD

B+
Cheapest Retailer
-
$340 USD
A
Retailer 2
-
$448 USD
£353 GBP
View
A
Retailer 3
-
$491 USD
View
B
Retailer 4
-
$813 USD
View
B
Retailer 5
-
$857 USD
View
Price last confirmed 7 days ago
B
Retailer 6
-
$864 USD
View
Price last confirmed 11 days ago
B
Retailer 7
-
$1,023 USD
SGD 1,383 SGD
View
Price last confirmed 16 days ago
Most Expensive
B
MOH London
LG843611462 · Oct 21
$1,185 USD
£933 GBP
View
Price last confirmed 8 days ago
7 more retailers have this diamond
Prices start from $340 USDSave up to $473 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
1.29ct Marquise
$340 USD