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Marquise|Lab Grown|IGI

2.50ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG843668172

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843668172

Diamond specifications and retailer prices

From $632 NZD
$356 USD
As of October 30, 2026
Save $2,944 NZD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,575 NZD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 2.5ct lab-grown marquise diamond

This 2.5ct lab-grown marquise sits in the two to three carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843668172 or 843668172. Listed at 13 retailers as of October 30, 2026, with prices from $632 to $3,575, a $2,944 spread on the same certified stone. Rare Carat lists it at $3,575. 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

2.50
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843668172
Dimensions13.77 × 7.31 × 4.33 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
13.77 mm7.31 mm2.50 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843668172
Side View
Table 61.0%Crown 34°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 59.2%

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 30
Current: $3,575 NZD|Low: $632 NZD|High: $3,575 NZD|Avg: $2,094 NZD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 12$632 NZD
Retailer 11$733 NZD
Retailer 6$851 NZD
Retailer 8$1,056 NZD
Retailer 13$1,261 NZD
Retailer 5$1,439 NZD
Retailer 9$1,735 NZD
Retailer 7$2,299 NZD
Retailer 10$2,520 NZD
Retailer 3$2,724 NZD
Retailer 2$3,062 NZD
Retailer 4$3,483 NZD
Rare Carat$3,575 NZD

11 data points across 13 retailers

13 retailers$632 NZD to $3,575 NZD

A
Cheapest Retailer
-
$632 NZD
$356 USD
A
Retailer 2
-
$733 NZD
$413 USD
View
A
Retailer 3
-
$851 NZD
£378 GBP
View
A
Retailer 4
-
$1,056 NZD
$595 USD
View
Retailer 5
-
$1,261 NZD
€677 EUR
View
Price last confirmed 8 days ago
A
Retailer 6
-
$1,439 NZD
$811 USD
View
A
Retailer 7
-
$1,735 NZD
A$1,504 AUD
View
B+
Retailer 8
-
$2,299 NZD
$1,296 USD
View
B+
Retailer 9
-
$2,520 NZD
$1,420 USD
View
B+
Retailer 10
-
$2,724 NZD
$1,535 USD
View
B
Retailer 11
-
$3,062 NZD
£1,359 GBP
View
B
Retailer 12
-
$3,483 NZD
$1,963 USD
View
Most Expensive
B
Rare Carat
LGMQ20-169064 · Nov 1
$3,575 NZD
$2,015 USD
View
12 more retailers have this diamond
Prices start from $632 NZDSave up to $2,944 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
2.50ct Marquise
$632 NZD