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Marquise|Lab Grown|IGI

3.99ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG818694805

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818694805

Diamond specifications and retailer prices

From $864 NZD
$486 USD
As of November 2, 2026
Save $4,646 NZD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,510 NZD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.99ct lab-grown marquise diamond

This 3.99ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818694805 or 818694805. Listed at 17 retailers as of October 28, 2026, with prices from $864 to $5,510, a $4,646 spread on the same certified stone. Rare Carat lists it at $5,510. 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

3.99
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle42.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818694805
Dimensions15.55 × 8.29 × 5.35 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.55 mm8.29 mm3.99 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818694805
Side View
Table 66.0%Crown 36.3°Girdle: STK-THKPavilion 42.7°Culet: NoneDepth 64.5%

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 2
Current: $2,877 NZD|Low: $798 NZD|High: $4,469 NZD|Avg: $2,261 NZD|+11.0%
Retailer 1
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
November 2, 2026
Retailer 10$864 NZD
Retailer 13$967 NZD
Retailer 3$1,070 NZD
Retailer 6$1,280 NZD
Retailer 8$1,624 NZD
Retailer 2$1,669 NZD
Retailer 7$1,711 NZD
Retailer 12$1,779 NZD
Retailer 5$2,176 NZD
Retailer 9$2,324 NZD
Retailer 4$2,815 NZD
Retailer 1$2,877 NZD
Retailer 11$2,901 NZD
Retailer 15$3,491 NZD
Retailer 14$4,006 NZD
Retailer 16$4,469 NZD

44 data points across 16 retailers

17 retailers$864 NZD to $5,510 NZD

A
Cheapest Retailer
-
$864 NZD
$486 USD
A
Retailer 2
-
$967 NZD
$544 USD
View
A
Retailer 3
-
$1,070 NZD
$602 USD
View
A
Retailer 4
-
$1,280 NZD
$720 USD
View
A
Retailer 5
-
$1,624 NZD
$914 USD
View
B+
Retailer 6
-
$1,669 NZD
$939 USD
View
Retailer 7
-
$1,711 NZD
€917 EUR
View
Price last confirmed 8 days ago
A
Retailer 8
-
$1,779 NZD
£788 GBP
View
A
Retailer 9
-
$2,176 NZD
A$1,884 AUD
View
A
Retailer 10
-
$2,324 NZD
ZAR 21,124 ZAR
View
B+
Retailer 11
-
$2,815 NZD
$1,584 USD
View
B+
Retailer 12
-
$2,877 NZD
$1,619 USD
View
B+
Retailer 13
-
$2,901 NZD
$1,632 USD
View
B+
Retailer 14
-
$3,491 NZD
$1,964 USD
View
B
Retailer 15
-
$4,006 NZD
$2,254 USD
View
B
Retailer 16
-
$4,469 NZD
£1,980 GBP
View
Most Expensive
Rare Carat
A7417-4-17_l_818694805 · Oct 28
$5,510 NZD
$3,100 USD
View
16 more retailers have this diamond
Prices start from $864 NZDSave up to $4,646 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
3.99ct Marquise
$864 NZD