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Marquise|Lab Grown|IGI

1.28ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG798606168

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG798606168

Diamond specifications and retailer prices

From $524 AUD
$367 USD
As of October 30, 2026
Save $2,035 AUD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,559 AUD at MOH London · As of October 29, 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 LG798606168 or 798606168. Listed at 12 retailers as of October 29, 2026, with prices from $524 to $2,559, a $2,035 spread on the same certified stone. MOH London lists it at $2,559. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798606168
Dimensions11.60 × 5.60 × 3.52 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm5.60 mm1.28 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798606168
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.9%

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: $2,559 AUD|Low: $524 AUD|High: $2,559 AUD|Avg: $1,193 AUD
MOH London
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 16$524 AUD
Retailer 13$588 AUD
Retailer 9$611 AUD
Retailer 2$651 AUD
Retailer 6$700 AUD
Retailer 18$769 AUD
Retailer 7$806 AUD
Retailer 17$816 AUD
Retailer 3$863 AUD
Retailer 10$969 AUD
Retailer 15$1,039 AUD
Retailer 4$1,041 AUD
Retailer 8$1,207 AUD
Retailer 19$1,582 AUD
Retailer 14$1,906 AUD
Retailer 11$2,055 AUD
Retailer 12$2,090 AUD
Retailer 5$2,265 AUD
MOH London$2,559 AUD

13 data points across 19 retailers

12 retailers$524 AUD to $2,559 AUD

A
Cheapest Retailer
-
$524 AUD
$367 USD
A
Retailer 2
-
$588 AUD
$412 USD
View
Final sale: no returns
A
Retailer 3
-
$651 AUD
$456 USD
View
B+
Retailer 4
-
$769 AUD
$539 USD
View
B+
Retailer 5
-
$816 AUD
£450 GBP
View
B+
Retailer 6
-
$863 AUD
$605 USD
View
B+
Retailer 7
-
$1,039 AUD
$728 USD
View
Retailer 8
-
$1,041 AUD
View
Price last confirmed 28 days ago
B
Retailer 9
-
$1,582 AUD
View
B
Retailer 10
-
$1,906 AUD
$1,336 USD
View
B
Retailer 11
-
$2,090 AUD
$1,465 USD
View
Most Expensive
B
MOH London
LG798606168 · Oct 29
$2,559 AUD
£1,412 GBP
View
11 more retailers have this diamond
Prices start from $524 AUDSave up to $2,035 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
$524 AUD