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Marquise|Lab Grown|IGI

1.28ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG843644433

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843644433

Diamond specifications and retailer prices

From $350 AUD
$246 USD
As of October 30, 2026
Save $1,025 AUD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,375 AUD at Frank Darling · As of October 31, 2026
View at Frank Darling

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843644433 or 843644433. Listed at 5 retailers as of October 30, 2026, with prices from $350 to $1,375, a $1,025 spread on the same certified stone. Frank Darling lists it at $1,375. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843644433
Dimensions11.16 × 5.61 × 3.56 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
11.16 mm5.61 mm1.28 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843644433
Side View
Table 57.0%Crown 36.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.5%

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: $1,375 AUD|Low: $350 AUD|High: $1,386 AUD|Avg: $907 AUD|-0.7%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 3$350 AUD
Retailer 5$530 AUD
Retailer 6$783 AUD
Retailer 2$941 AUD
Retailer 4$1,260 AUD
Frank Darling$1,375 AUD

7 data points across 6 retailers

5 retailers$350 AUD to $1,375 AUD

A
Cheapest Retailer
-
$350 AUD
$246 USD
Final sale: no returns
B+
Retailer 2
-
$530 AUD
$372 USD
View
B+
Retailer 3
-
$847 AUD
$595 USD
View
B+
Retailer 4
-
$1,260 AUD
$885 USD
View
Most Expensive
B
Frank Darling
100752188425KD · Oct 31
$1,375 AUD
$966 USD
View
4 more retailers have this diamond
Prices start from $350 AUDSave up to $1,025 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
$350 AUD