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Marquise|Lab Grown|IGI

6.20ct G VS2 Marquise Lab Grown Diamond

ID • G/VS2 • IGI LG589379342

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG589379342

Diamond specifications and retailer prices

From $1,670 NZD
$941 USD
As of October 30, 2026
Save $13,164 NZD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $14,833 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 6.2ct lab-grown marquise diamond

This 6.2ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG589379342 or 589379342. Listed at 10 retailers as of October 30, 2026, with prices from $1,670 to $14,833, a $13,164 spread on the same certified stone. Do Amore Diamonds lists it at $14,833. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.20
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589379342
Dimensions18.46 × 9.62 × 6.06 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
18.46 mm9.62 mm6.20 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589379342
Side View
Table 61.0%Crown 36°Girdle: MediumPavilion 40.5°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
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 30
Current: $14,833 NZD|Low: $1,670 NZD|High: $15,632 NZD|Avg: $6,089 NZD|-5.1%
Do Amore Diamonds
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 1, 2026
Retailer 13$1,670 NZD
Retailer 11$1,817 NZD
Retailer 4$2,561 NZD
Retailer 6$2,633 NZD
Retailer 15$3,101 NZD
Retailer 10$3,105 NZD
Retailer 14$4,006 NZD
Retailer 12$4,173 NZD
Retailer 16$4,265 NZD
Retailer 8$4,540 NZD
Retailer 3$5,219 NZD
Retailer 17$6,727 NZD
Retailer 2$7,251 NZD
Retailer 9$9,466 NZD
Retailer 7$9,759 NZD
Retailer 5$11,710 NZD
Do Amore Diamonds$14,833 NZD

16 data points across 17 retailers

10 retailers$1,670 NZD to $14,833 NZD

A
Cheapest Retailer
-
$1,670 NZD
$941 USD
A
Retailer 2
-
$1,817 NZD
$1,024 USD
View
B+
Retailer 3
-
$3,101 NZD
$1,748 USD
View
A
Retailer 4
-
$3,105 NZD
$1,750 USD
View
A
Retailer 5
-
$4,006 NZD
$2,258 USD
View
A
Retailer 6
-
$4,173 NZD
$2,352 USD
View
B
Retailer 7
-
$7,251 NZD
£3,218 GBP
View
B
Retailer 8
-
$9,759 NZD
$5,500 USD
View
B
Retailer 9
-
$11,710 NZD
$6,600 USD
View
Most Expensive
B
Do Amore Diamonds
27-D61C18FFA · Oct 31
$14,833 NZD
$8,360 USD
View
9 more retailers have this diamond
Prices start from $1,670 NZDSave up to $13,164 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
6.20ct Marquise
$1,670 NZD