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Marquise|Lab Grown|IGI

1.28ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG845651300

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845651300

Diamond specifications and retailer prices

From $428 NZD
As of November 4, 2026
Save $1,777 NZD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,205 NZD at Reve Diamonds · As of November 4, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG845651300 or 845651300. Listed at 12 retailers as of November 4, 2026, with prices from $428 to $2,205, a $1,777 spread on the same certified stone. Reve Diamonds lists it at $2,205. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845651300
Dimensions10.95 × 5.70 × 3.58 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.95 mm5.70 mm1.28 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845651300
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.8%

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: $869 NZD|Low: $428 NZD|High: $2,205 NZD|Avg: $1,254 NZD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
November 5, 2026
Retailer 5$428 NZD
Retailer 4$632 NZD
Retailer 2$811 NZD
Retailer 10$818 NZD
Retailer 1$869 NZD
Retailer 9$915 NZD
Retailer 7$1,158 NZD
Retailer 8$1,529 NZD
Retailer 11$1,616 NZD
Retailer 3$1,809 NZD
Retailer 6$1,898 NZD
Reve Diamonds$2,205 NZD

6 data points across 12 retailers

12 retailers$428 NZD to $2,205 NZD

A
Cheapest Retailer
-
$428 NZD
Final sale: no returns
A
Retailer 2
-
$632 NZD
View
A
Retailer 3
-
$811 NZD
View
A
Retailer 4
-
$818 NZD
View
A
Retailer 5
-
$869 NZD
View
A
Retailer 6
-
$915 NZD
View
B+
Retailer 7
-
$1,158 NZD
View
B
Retailer 8
-
$1,529 NZD
View
B
Retailer 9
-
$1,616 NZD
View
B
Retailer 10
-
$1,809 NZD
View
B
Retailer 11
-
$1,898 NZD
View
Most Expensive
B
Reve Diamonds
CB8C54B6C · Nov 4
$2,205 NZD
$1,243 USD
View
11 more retailers have this diamond
Prices start from $428 NZDSave up to $1,777 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
$428 NZD