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Marquise|Lab Grown|IGI

1.28ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG834609194

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG834609194

Diamond specifications and retailer prices

From $315 AUD
$221 USD
As of October 30, 2026
Save $1,253 AUD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,568 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.28ct lab-grown marquise diamond

This 1.28ct 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 LG834609194 or 834609194. Listed at 10 retailers as of October 26, 2026, with prices from $315 to $1,568, a $1,253 spread on the same certified stone. MOH London lists it at $1,568. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834609194
Dimensions11.53 × 5.79 × 3.44 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
11.53 mm5.79 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834609194
Side View
Table 63.0%Crown 37°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 59.4%

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 30
Current: $1,568 AUD|Low: $302 AUD|High: $1,584 AUD|Avg: $961 AUD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 27, 2026
Retailer 7$315 AUD
Retailer 10$366 AUD
Retailer 4$437 AUD
Retailer 9$666 AUD
Retailer 12$712 AUD
Retailer 2$955 AUD
Retailer 8$1,256 AUD
Retailer 6$1,260 AUD
Retailer 5$1,266 AUD
Retailer 11$1,304 AUD
Retailer 3$1,310 AUD
MOH London$1,568 AUD

15 data points across 12 retailers

10 retailers$315 AUD to $1,568 AUD

A
Cheapest Retailer
-
$315 AUD
$221 USD
A
Retailer 2
-
$366 AUD
$257 USD
View
A
Retailer 3
-
$437 AUD
HK$2,400 HKD
View
A
Retailer 4
-
$666 AUD
$468 USD
View
B+
Retailer 5
-
$955 AUD
View
B
Retailer 6
-
$1,256 AUD
$882 USD
View
B
Retailer 7
-
$1,260 AUD
$885 USD
View
B
Retailer 8
-
$1,266 AUD
SGD 1,202 SGD
View
Retailer 9
-
$1,310 AUD
$920 USD
View
Price last confirmed 41 days ago
Most Expensive
B
MOH London
LG834609194 · Oct 26
$1,568 AUD
£867 GBP
View
9 more retailers have this diamond
Prices start from $315 AUDSave up to $1,253 AUD

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
1.28ct Marquise
$315 AUD