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Marquise|Lab Grown|IGI

2.50ct G VVS1 Marquise Lab Grown Diamond

ID • G/VVS1 • IGI LG788642105

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG788642105

Diamond specifications and retailer prices

From $658 NZD
$370 USD
As of November 1, 2026
Save $4,479 NZD (87%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,136 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG788642105 or 788642105. Listed at 5 retailers as of November 1, 2026, with prices from $658 to $5,136, a $4,479 spread on the same certified stone. Rare Carat lists it at $5,136. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788642105
Dimensions14.05 × 7.01 × 4.45 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.05 mm7.01 mm2.50 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788642105
Side View
Table 58.0%Crown 37.1°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.5%

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: $5,136 NZD|Low: $658 NZD|High: $5,190 NZD|Avg: $2,515 NZD|-1.0%
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
October 28, 2026
Retailer 2$658 NZD
Retailer 8$946 NZD
Retailer 12$1,031 NZD
Retailer 10$1,203 NZD
Retailer 11$1,382 NZD
Retailer 13$1,849 NZD
Retailer 9$1,895 NZD
Retailer 5$1,900 NZD
Retailer 6$2,447 NZD
Retailer 4$2,841 NZD
Retailer 7$5,039 NZD
Rare Carat$5,136 NZD
Retailer 3$5,172 NZD

9 data points across 13 retailers

5 retailers$658 NZD to $5,136 NZD

A
Cheapest Retailer
-
$658 NZD
$370 USD
Final sale: no returns
B+
Retailer 2
-
$946 NZD
$532 USD
View
B+
Retailer 3
-
$2,447 NZD
$1,377 USD
View
B
Retailer 4
-
$5,039 NZD
$2,835 USD
View
Most Expensive
B
Rare Carat
788642105 · Nov 1
$5,136 NZD
$2,890 USD
View
4 more retailers have this diamond
Prices start from $658 NZDSave up to $4,479 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
$658 NZD