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Marquise|Lab Grown|IGI

1.28ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG841613569

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841613569

Diamond specifications and retailer prices

From $559 AUD
$392 USD
As of October 26, 2026
Save $1,289 AUD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,239 AUD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

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 LG841613569 or 841613569. Listed at 11 retailers as of October 26, 2026, with a 230% 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

1.28
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841613569
Dimensions11.21 × 5.65 × 3.54 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.21 mm5.65 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841613569
Side View
Table 59.0%Crown 35.4°Girdle: THN-MEDPavilion 40°Culet: NoneDepth 62.7%

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 26
Current: $3,239 AUD|Low: $375 AUD|High: $3,239 AUD|Avg: $1,031 AUD
Do Amore Diamonds
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
October 27, 2026
Retailer 12$375 AUD
Retailer 7$493 AUD
Retailer 11$559 AUD
Retailer 15$559 AUD
Retailer 14$578 AUD
Retailer 16$671 AUD
Retailer 4$733 AUD
Retailer 10$763 AUD
Retailer 13$852 AUD
Retailer 3$1,241 AUD
Retailer 8$1,427 AUD
Retailer 6$1,550 AUD
Retailer 9$1,722 AUD
Retailer 2$1,848 AUD
Retailer 5$1,932 AUD
Do Amore Diamonds$3,239 AUD

5 data points across 16 retailers

11 retailers$559 AUD to $1,848 AUD

Retailer 1
-
$493 AUD
HK$2,700 HKD
Price last confirmed 21 days ago
A
Retailer 2
-
$559 AUD
$392 USD
View
A
Retailer 3
-
$559 AUD
$392 USD
View
A
Retailer 4
-
$578 AUD
£319 GBP
View
A
Retailer 5
-
$763 AUD
$535 USD
View
B+
Retailer 6
-
$852 AUD
£470 GBP
View
Retailer 7
-
$1,241 AUD
$870 USD
View
Price last confirmed 20 days ago
B
Retailer 8
-
$1,722 AUD
$1,207 USD
View
B
Retailer 9
-
$1,848 AUD
£1,020 GBP
View
Retailer 10
-
$1,932 AUD
$1,354 USD
View
Price last confirmed 21 days ago
Most Expensive
Do Amore Diamonds
27-B5D517255 · Oct 27
$3,239 AUD
$2,270 USD
View
Price under review
10 more retailers have this diamond
Prices start from $559 AUDSave up to $1,289 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
$559 AUD