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Marquise|Lab Grown|IGI

3.10ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG817608057

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG817608057

Diamond specifications and retailer prices

From $805 NZD
$453 USD
As of November 1, 2026
Save $7,433 NZD (90%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $8,238 NZD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817608057 or 817608057. Listed at 5 retailers as of October 28, 2026, with prices from $805 to $8,238, a $7,433 spread on the same certified stone. Rare Carat lists it at $8,238. 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
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817608057
Dimensions15.56 × 7.46 × 4.72 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.56 mm7.46 mm3.10 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817608057
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.3%

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: Nov 1
Current: $8,238 NZD|Low: $805 NZD|High: $8,238 NZD|Avg: $4,126 NZD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 27, 2026
Retailer 3$805 NZD
Retailer 5$1,143 NZD
Retailer 2$2,949 NZD
Retailer 4$7,335 NZD
Rare Carat$8,238 NZD

8 data points across 5 retailers

5 retailers$805 NZD to $8,238 NZD

A
Cheapest Retailer
-
$805 NZD
$453 USD
Final sale: no returns
B+
Retailer 2
-
$1,143 NZD
$643 USD
View
B+
Retailer 3
-
$2,949 NZD
$1,659 USD
View
B
Retailer 4
-
$7,335 NZD
$4,127 USD
View
Most Expensive
B
Rare Carat
817608057 · Oct 28
$8,238 NZD
$4,635 USD
View
4 more retailers have this diamond
Prices start from $805 NZDSave up to $7,433 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
$805 NZD