Marquise|Lab Grown|IGI

1.29ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG849603018

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG849603018

Diamond specifications and retailer prices

From $236 USD
As of October 28, 2026
Save $949 USD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,185 USD at MOH London · As of October 29, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG849603018 or 849603018. Listed at 12 retailers as of October 28, 2026, with prices from $236 to $1,185, a $949 spread on the same certified stone. MOH London lists it at $1,185. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849603018
Dimensions11.20 × 5.64 × 3.61 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.20 mm5.64 mm1.29 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849603018
Side View
Table 60.0%Crown 37.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.0%

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 28
Current: $1,185 USD|Low: $236 USD|High: $1,185 USD|Avg: $621 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 9$236 USD
Retailer 4$318 USD
Retailer 11$340 USD
Retailer 2$462 USD
Retailer 7$488 USD
Retailer 10$630 USD
Retailer 5$772 USD
Retailer 6$810 USD
Retailer 3$857 USD
Retailer 8$864 USD
MOH London$1,185 USD

2 data points across 11 retailers

12 retailers$236 USD to $1,185 USD

A
Cheapest Retailer
-
$236 USD
A
Retailer 2
-
$318 USD
£250 GBP
View
B+
Retailer 3
-
$340 USD
View
A
Retailer 4
-
$462 USD
£364 GBP
View
A
Retailer 5
-
$488 USD
View
B+
Retailer 6
-
$630 USD
View
B+
Retailer 7
-
$772 USD
A$1,188 AUD
View
B+
Retailer 8
-
$810 USD
View
B
Retailer 9
-
$857 USD
View
B
Retailer 10
-
$864 USD
View
B
Retailer 11
-
$930 USD
View
Most Expensive
B
MOH London
LG849603018 · Oct 29
$1,185 USD
£933 GBP
View
11 more retailers have this diamond
Prices start from $236 USDSave up to $949 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
$236 USD