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Marquise|Lab Grown|IGI

1.28ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG842661039

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842661039

Diamond specifications and retailer prices

From $365 AUD
HK$2,000 HKD
As of October 31, 2026
Save $1,241 AUD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,606 AUD at Reve Diamonds · As of October 25, 2026
View at Reve 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 very-good cut grade and certified by IGI LG842661039 or 842661039. Listed at 15 retailers as of October 25, 2026, with prices from $365 to $1,606, a $1,241 spread on the same certified stone. Reve Diamonds lists it at $1,606. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.8°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842661039
Dimensions11.48 × 5.61 × 3.37 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.48 mm5.61 mm1.28 ctE / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG842661039
Side View
Table 62.0%Crown 33.8°Girdle: MediumPavilion 40°Culet: NoneDepth 60.1%

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 31
Current: $1,042 AUD|Low: $285 AUD|High: $1,898 AUD|Avg: $851 AUD|-45.1%
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 7$285 AUD
Retailer 2$365 AUD
Retailer 11$397 AUD
Retailer 10$524 AUD
Retailer 14$535 AUD
Retailer 15$561 AUD
Retailer 12$566 AUD
Retailer 5$675 AUD
Retailer 8$798 AUD
Retailer 9$949 AUD
Retailer 4$1,037 AUD
Retailer 1$1,042 AUD
Retailer 3$1,052 AUD
Retailer 6$1,094 AUD
Retailer 13$1,481 AUD
Reve Diamonds$1,606 AUD

24 data points across 16 retailers

15 retailers$365 AUD to $1,606 AUD

A
Cheapest Retailer
-
$365 AUD
HK$2,000 HKD
A
Retailer 2
-
$397 AUD
£219 GBP
View
A
Retailer 3
-
$524 AUD
€350 EUR
View
Retailer 4
-
$535 AUD
ZAR 6,054 ZAR
View
Price last confirmed 10 days ago
B+
Retailer 5
-
$561 AUD
$393 USD
View
A
Retailer 6
-
$566 AUD
£312 GBP
View
B+
Retailer 7
-
$675 AUD
$473 USD
View
B+
Retailer 8
-
$798 AUD
$559 USD
View
B
Retailer 9
-
$949 AUD
$665 USD
View
B+
Retailer 10
-
$1,037 AUD
SGD 982 SGD
View
B
Retailer 11
-
$1,042 AUD
$730 USD
View
B
Retailer 12
-
$1,052 AUD
$737 USD
View
B
Retailer 13
-
$1,094 AUD
$767 USD
View
B
Retailer 14
-
$1,481 AUD
£817 GBP
View
Most Expensive
B
Reve Diamonds
1AF2F5AE3 · Oct 25
$1,606 AUD
$1,126 USD
View
14 more retailers have this diamond
Prices start from $365 AUDSave up to $1,241 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
$365 AUD