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Marquise|Lab Grown|IGI

1.28ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG843629650

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843629650

Diamond specifications and retailer prices

From $415 NZD
As of November 4, 2026
Save $3,151 NZD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,566 NZD at Do Amore Diamonds · As of November 4, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843629650 or 843629650. Listed at 10 retailers as of November 4, 2026, with prices from $415 to $3,566, a $3,151 spread on the same certified stone. Do Amore Diamonds lists it at $3,566. 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 angle33.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843629650
Dimensions11.57 × 5.77 × 3.58 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.57 mm5.77 mm1.28 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843629650
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.0%

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: Nov 4
Current: $3,566 NZD|Low: $415 NZD|High: $3,566 NZD|Avg: $1,390 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 5$415 NZD
Retailer 9$617 NZD
Retailer 2$619 NZD
Retailer 8$852 NZD
Retailer 3$947 NZD
Retailer 7$1,485 NZD
Retailer 4$1,937 NZD
Retailer 10$1,999 NZD
Retailer 6$2,037 NZD
Do Amore Diamonds$3,566 NZD

3 data points across 10 retailers

10 retailers$415 NZD to $3,566 NZD

A
Cheapest Retailer
-
$415 NZD
Final sale: no returns
B+
Retailer 2
-
$617 NZD
View
A
Retailer 3
-
$619 NZD
View
A
Retailer 4
-
$852 NZD
View
A
Retailer 5
-
$947 NZD
View
B+
Retailer 6
-
$1,485 NZD
View
B
Retailer 7
-
$1,937 NZD
View
B
Retailer 8
-
$1,999 NZD
View
B
Retailer 9
-
$2,037 NZD
View
Most Expensive
B
Do Amore Diamonds
27-9BC2D74F4 · Nov 4
$3,566 NZD
$2,010 USD
View
9 more retailers have this diamond
Prices start from $415 NZDSave up to $3,151 NZD

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
$415 NZD