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Marquise|Lab Grown|IGI

4.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG844651646

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844651646

Diamond specifications and retailer prices

From $1,730 NZD
$973 USD
As of November 1, 2026
Save $2,917 NZD (63%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,647 NZD at MOH London · As of November 3, 2026
View at MOH London

About this 4ct lab-grown marquise diamond

This 4ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844651646 or 844651646. Listed at 4 retailers as of November 1, 2026, with prices from $1,730 to $4,647, a $2,917 spread on the same certified stone. MOH London lists it at $4,647. 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

4.00
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844651646
Dimensions15.49 × 8.13 × 5.31 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.49 mm8.13 mm4.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844651646
Side View
Table 56.0%Crown 37°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 65.3%

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: Nov 1
Current: $4,647 NZD|Low: $1,691 NZD|High: $4,672 NZD|Avg: $2,177 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 4$1,693 NZD
Retailer 3$1,730 NZD
Retailer 2$1,819 NZD
MOH London$4,647 NZD

6 data points across 4 retailers

4 retailers$1,730 NZD to $4,647 NZD

Retailer 1
-
$1,693 NZD
€907 EUR
Price last confirmed 7 days ago
B+
Retailer 2
-
$1,730 NZD
$973 USD
View
A
Retailer 3
-
$1,819 NZD
$1,023 USD
View
Most Expensive
B
MOH London
LG844651646 · Nov 3
$4,647 NZD
£2,058 GBP
View
3 more retailers have this diamond
Prices start from $1,730 NZDSave up to $2,917 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
4.00ct Marquise
$1,730 NZD