Marquise|Lab Grown|IGI

3.10ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG843645166

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843645166

Diamond specifications and retailer prices

From $940 NZD
$530 USD
As of October 30, 2026
Save $9,954 NZD (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $10,894 NZD at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843645166 or 843645166. Listed at 24 retailers as of October 27, 2026, with prices from $940 to $10,894, a $9,954 spread on the same certified stone. Brilliant Earth lists it at $10,894. 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

3.10
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843645166
Dimensions15.31 × 7.48 × 4.76 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.31 mm7.48 mm3.10 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843645166
Side View
Table 63.0%Crown 35.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.6%

Caratlytics Score

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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: $10,894 NZD|Low: $940 NZD|High: $10,894 NZD|Avg: $2,889 NZD
Brilliant Earth
Retailer 2
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Retailer 24
October 31, 2026
Retailer 24$940 NZD
Retailer 12$1,050 NZD
Retailer 6$1,052 NZD
Retailer 3$1,166 NZD
Retailer 9$1,166 NZD
Retailer 18$1,334 NZD
Retailer 10$1,411 NZD
Retailer 21$1,561 NZD
Retailer 2$1,793 NZD
Retailer 11$1,799 NZD
Retailer 23$1,941 NZD
Retailer 8$2,404 NZD
Retailer 19$2,462 NZD
Retailer 20$2,532 NZD
Retailer 13$2,559 NZD
Retailer 7$2,590 NZD
Retailer 4$3,066 NZD
Retailer 16$3,788 NZD
Retailer 17$3,825 NZD
Retailer 15$3,985 NZD
Retailer 14$4,324 NZD
Retailer 5$4,874 NZD
Retailer 22$5,270 NZD
Brilliant Earth$10,894 NZD

18 data points across 24 retailers

24 retailers$940 NZD to $10,894 NZD

A
Cheapest Retailer
-
$940 NZD
$530 USD
A
Retailer 2
-
$1,050 NZD
$592 USD
View
Final sale: no returns
A
Retailer 3
-
$1,052 NZD
$593 USD
View
A
Retailer 4
-
$1,166 NZD
$657 USD
View
Retailer 5
-
$1,166 NZD
$657 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,334 NZD
£592 GBP
View
A
Retailer 7
-
$1,411 NZD
$795 USD
View
B+
Retailer 8
-
$1,561 NZD
$880 USD
View
A
Retailer 9
-
$1,793 NZD
£796 GBP
View
A
Retailer 10
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$1,799 NZD
$1,014 USD
View
A
Retailer 11
-
$1,941 NZD
€1,042 EUR
View
A
Retailer 12
-
$2,404 NZD
$1,355 USD
View
A
Retailer 13
-
$2,462 NZD
A$2,135 AUD
View
A
Retailer 14
-
$2,532 NZD
ZAR 23,053 ZAR
View
A
Retailer 15
-
$2,559 NZD
$1,442 USD
View
Retailer 16
-
$2,590 NZD
$1,459 USD
View
Price last confirmed 7 days ago
B+
Retailer 17
-
$3,066 NZD
$1,728 USD
View
B+
Retailer 18
-
$3,788 NZD
$2,135 USD
View
B+
Retailer 19
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$3,825 NZD
$2,156 USD
View
B+
Retailer 20
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$3,985 NZD
$2,246 USD
View
B
Retailer 21
-
$4,324 NZD
$2,437 USD
View
B
Retailer 22
-
$4,874 NZD
£2,163 GBP
View
B
Retailer 23
-
$5,270 NZD
$2,970 USD
View
Most Expensive
B
Brilliant Earth
21738941A · Oct 27
$10,894 NZD
$6,140 USD
View
23 more retailers have this diamond
Prices start from $940 NZDSave up to $9,954 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
3.10ct Marquise
$940 NZD