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Marquise|Lab Grown|IGI

1.20ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG742534902

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG742534902

Diamond specifications and retailer prices

From $484 NZD
As of November 4, 2026
Save $1,886 NZD (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,643 NZD at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG742534902 or 742534902. Listed at 23 retailers as of November 4, 2026, with a 389% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742534902
Dimensions11.01 × 5.54 × 3.45 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
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
11.01 mm5.54 mm1.20 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742534902
Side View
Table 58.0%Crown 35.4°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 62.3%

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: $1,987 NZD|Low: $484 NZD|High: $3,140 NZD|Avg: $1,381 NZD|-36.7%
Brilliant Earth
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
Retailer 16
Retailer 17
November 4, 2026
Retailer 12$484 NZD
Retailer 6$545 NZD
Retailer 4$742 NZD
Retailer 5$917 NZD
Retailer 16$930 NZD
Retailer 17$962 NZD
Retailer 11$1,011 NZD
Retailer 8$1,043 NZD
Retailer 3$1,208 NZD
Retailer 14$1,318 NZD
Retailer 2$1,368 NZD
Retailer 9$1,579 NZD
Retailer 13$1,822 NZD
Retailer 7$1,951 NZD
Brilliant Earth$1,987 NZD
Retailer 15$2,157 NZD
Retailer 10$2,370 NZD

27 data points across 17 retailers

23 retailers$484 NZD to $2,370 NZD

A
Cheapest Retailer
-
$484 NZD
Final sale: no returns
Retailer 2
-
$491 NZD
View
Price last confirmed 33 days ago
Retailer 3
-
$545 NZD
View
Price last confirmed 10 days ago
Retailer 4
-
$593 NZD
View
Price last confirmed 36 days ago
Retailer 5
-
$633 NZD
View
Price last confirmed 32 days ago
Retailer 6
-
$653 NZD
View
Price last confirmed 40 days ago
A
Retailer 7
-
$742 NZD
View
Retailer 8
-
$917 NZD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$930 NZD
View
A
Retailer 10
-
$962 NZD
View
A
Retailer 11
-
$1,011 NZD
View
B+
Retailer 12
-
$1,043 NZD
View
B+
Retailer 13
-
$1,208 NZD
View
B+
Retailer 14
-
$1,318 NZD
View
B+
Retailer 15
-
$1,368 NZD
View
B
Retailer 16
-
$1,822 NZD
View
B
Retailer 17
-
$1,951 NZD
View
B
Retailer 18
-
$1,987 NZD
View
Retailer 19
-
$2,029 NZD
View
Price last confirmed 27 days ago
Retailer 20
-
$2,038 NZD
View
Price last confirmed 35 days ago
B
Retailer 21
-
$2,157 NZD
View
B
Retailer 22
-
$2,370 NZD
View
Most Expensive
Brilliant Earth
16912620A · Oct 27
$2,643 NZD
$1,490 USD
View
Price last confirmed 8 days ago
22 more retailers have this diamond
Prices start from $484 NZDSave up to $1,886 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
1.20ct Marquise
$484 NZD