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Marquise|Lab Grown|IGI

2.31ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG839621975

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839621975

Diamond specifications and retailer prices

From $911 NZD
$513 USD
As of November 2, 2026
Save $1,592 NZD (64%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $6,132 NZD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 2.31ct lab-grown marquise diamond

This 2.31ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839621975 or 839621975. Listed at 6 retailers as of October 30, 2026, with a 175% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.31
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839621975
Dimensions13.05 × 6.91 × 4.42 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.05 mm6.91 mm2.31 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839621975
Side View
Table 62.0%Crown 37.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 64.0%

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 2
Current: $2,503 NZD|Low: $911 NZD|High: $2,503 NZD|Avg: $1,227 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 4$911 NZD
Retailer 5$965 NZD
Retailer 3$1,203 NZD
Retailer 2$1,232 NZD
Retailer 6$1,327 NZD
Retailer 1$2,503 NZD

8 data points across 6 retailers

6 retailers$911 NZD to $2,503 NZD

A
Cheapest Retailer
-
$911 NZD
$513 USD
B+
Retailer 2
-
$965 NZD
$543 USD
View
A
Retailer 3
-
$1,203 NZD
$677 USD
View
A
Retailer 4
-
$1,232 NZD
€660 EUR
View
B+
Retailer 5
-
$2,503 NZD
A$2,167 AUD
View
Most Expensive
Brilliant Earth
21552489A · Oct 1
$6,132 NZD
$3,450 USD
View
Price last confirmed 32 days ago
5 more retailers have this diamond
Prices start from $911 NZDSave up to $1,592 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
2.31ct Marquise
$911 NZD