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Marquise|Lab Grown|IGI

1.28ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG805640692

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805640692

Diamond specifications and retailer prices

From $954 NZD
As of October 29, 2026
Save $1,831 NZD (66%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,785 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG805640692 or 805640692. Listed at 21 retailers as of October 28, 2026, with prices from $954 to $2,785, a $1,831 spread on the same certified stone. Brilliant Earth lists it at $2,785. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805640692
Dimensions11.13 × 5.67 × 3.50 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.13 mm5.67 mm1.28 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805640692
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,785 NZD|Low: $424 NZD|High: $2,785 NZD|Avg: $1,319 NZD
Brilliant Earth
Retailer 2
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October 28, 2026
Retailer 4$424 NZD
Retailer 14$472 NZD
Retailer 10$491 NZD
Retailer 20$525 NZD
Retailer 23$525 NZD
Retailer 9$710 NZD
Retailer 11$834 NZD
Retailer 17$901 NZD
Retailer 19$907 NZD
Retailer 5$954 NZD
Retailer 13$988 NZD
Retailer 16$1,103 NZD
Retailer 6$1,157 NZD
Retailer 18$1,281 NZD
Retailer 22$1,687 NZD
Retailer 3$1,694 NZD
Retailer 7$1,779 NZD
Retailer 12$1,827 NZD
Retailer 2$1,951 NZD
Retailer 15$2,054 NZD
Retailer 21$2,106 NZD
Retailer 8$2,335 NZD
Brilliant Earth$2,785 NZD

28 data points across 23 retailers

21 retailers$954 NZD to $2,785 NZD

Retailer 1
-
$424 NZD
Price last confirmed 8 days ago
Retailer 2
-
$491 NZD
View
Price last confirmed 7 days ago
Retailer 3
-
$525 NZD
View
Price last confirmed 10 days ago
Retailer 4
-
$525 NZD
View
Price last confirmed 10 days ago
Retailer 5
-
$710 NZD
View
Price last confirmed 7 days ago
Retailer 6
-
$901 NZD
View
Price last confirmed 7 days ago
Retailer 7
-
$907 NZD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$954 NZD
View
Retailer 9
-
$988 NZD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$1,103 NZD
View
Retailer 11
-
$1,157 NZD
View
Price last confirmed 8 days ago
Retailer 12
-
$1,281 NZD
View
Price last confirmed 8 days ago
Retailer 13
-
$1,687 NZD
View
Price last confirmed 10 days ago
Retailer 14
-
$1,694 NZD
View
Price last confirmed 9 days ago
Retailer 15
-
$1,779 NZD
View
Price last confirmed 7 days ago
Retailer 16
-
$1,827 NZD
View
Price last confirmed 7 days ago
Retailer 17
-
$1,951 NZD
View
Price last confirmed 7 days ago
Retailer 18
-
$2,054 NZD
View
Price last confirmed 27 days ago
Retailer 19
-
$2,106 NZD
View
Price last confirmed 9 days ago
Retailer 20
-
$2,335 NZD
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
20176319A · Oct 28
$2,785 NZD
$1,570 USD
View
20 more retailers have this diamond
Prices start from $954 NZDSave up to $1,831 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
$954 NZD