CaratHunter
Plans
Marquise|Lab Grown|IGI

3.18ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG847646058

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847646058

Diamond specifications and retailer prices

From $1,315 NZD
$741 USD
As of October 27, 2026
Save $7,362 NZD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $8,676 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.18ct lab-grown marquise diamond

This 3.18ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG847646058 or 847646058. Listed at 22 retailers as of October 27, 2026, with prices from $1,315 to $8,676, a $7,362 spread on the same certified stone. Brilliant Earth lists it at $8,676. 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

3.18
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847646058
Dimensions14.76 × 7.56 × 4.81 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.76 mm7.56 mm3.18 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847646058
Side View
Table 60.0%Crown 40.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.6%

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: Oct 27
Current: $8,676 NZD|Low: $1,315 NZD|High: $8,783 NZD|Avg: $3,312 NZD|-1.2%
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 1, 2026
Retailer 11$1,315 NZD
Retailer 15$1,458 NZD
Retailer 19$1,460 NZD
Retailer 12$1,554 NZD
Retailer 5$1,768 NZD
Retailer 13$1,828 NZD
Retailer 4$2,179 NZD
Retailer 16$2,189 NZD
Retailer 10$2,308 NZD
Retailer 2$2,431 NZD
Retailer 21$3,421 NZD
Retailer 9$3,517 NZD
Retailer 7$3,528 NZD
Retailer 3$3,744 NZD
Retailer 14$4,370 NZD
Retailer 8$4,949 NZD
Retailer 22$5,097 NZD
Retailer 18$5,221 NZD
Retailer 17$5,408 NZD
Retailer 6$6,001 NZD
Retailer 20$6,495 NZD
Brilliant Earth$8,676 NZD

12 data points across 22 retailers

22 retailers$1,315 NZD to $8,676 NZD

A
Cheapest Retailer
-
$1,315 NZD
$741 USD
Retailer 2
-
$1,458 NZD
$822 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$1,460 NZD
$823 USD
View
Final sale: no returns
A
Retailer 4
-
$1,554 NZD
$876 USD
View
A
Retailer 5
-
$1,768 NZD
£785 GBP
View
A
Retailer 6
-
$1,828 NZD
$1,030 USD
View
A
Retailer 7
-
$2,179 NZD
$1,228 USD
View
A
Retailer 8
-
$2,189 NZD
$1,234 USD
View
A
Retailer 9
-
$2,308 NZD
€1,239 EUR
View
A
Retailer 10
-
$2,431 NZD
£1,079 GBP
View
B+
Retailer 11
-
$3,421 NZD
A$2,966 AUD
View
B+
Retailer 12
-
$3,517 NZD
$1,982 USD
View
B+
Retailer 13
-
$3,528 NZD
ZAR 32,127 ZAR
View
B+
Retailer 14
-
$3,744 NZD
$2,110 USD
View
B+
Retailer 15
-
$4,370 NZD
$2,463 USD
View
B+
Retailer 16
-
$4,949 NZD
$2,789 USD
View
B+
Retailer 17
-
$5,097 NZD
SGD 3,882 SGD
View
B+
Retailer 18
-
$5,221 NZD
$2,943 USD
View
B+
Retailer 19
-
$5,408 NZD
$3,048 USD
View
B+
Retailer 20
-
$6,001 NZD
£2,663 GBP
View
B
Retailer 21
-
$6,495 NZD
A$5,632 AUD
View
Most Expensive
B
Brilliant Earth
22300138A · Oct 31
$8,676 NZD
$4,890 USD
View
21 more retailers have this diamond
Prices start from $1,315 NZDSave up to $7,362 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
3.18ct Marquise
$1,315 NZD