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Round|Lab Grown|IGI

2.50ct I VS2 Round Lab Grown Diamond

EX • I/VS2 • IGI LG516256645

Shape and cutting style on the report: Round brilliant

Certificate IGI LG516256645

Diamond specifications and retailer prices

From $921 NZD
$519 USD
As of October 29, 2026
Save $2,085 NZD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,795 NZD at MOH London · As of October 21, 2026
View at MOH London

About this 2.5ct lab-grown round diamond

This 2.5ct lab-grown round sits in the two to three carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG516256645 or 516256645. Listed at 14 retailers as of October 29, 2026, with a 226% 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

2.50
Carat
I
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG516256645
Dimensions8.71 × 8.65 × 5.30 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.71 mm8.65 mm2.50 ctI / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG516256645
Side View
Table 61.5%Crown 34.1°GirdlePavilion 41°Culet: NoneDepth 61.1%

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 29
Current: $4,795 NZD|Low: $736 NZD|High: $4,827 NZD|Avg: $2,252 NZD|+0.5%
MOH London
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 30, 2026
Retailer 8$921 NZD
Retailer 12$1,033 NZD
Retailer 9$1,143 NZD
Retailer 11$1,143 NZD
Retailer 6$1,384 NZD
Retailer 13$1,604 NZD
Retailer 10$1,769 NZD
Retailer 2$2,041 NZD
Retailer 3$2,237 NZD
Retailer 7$2,949 NZD
Retailer 5$3,716 NZD
Retailer 4$3,826 NZD
MOH London$4,795 NZD

26 data points across 13 retailers

14 retailers$921 NZD to $3,006 NZD

A
Cheapest Retailer
-
$921 NZD
$519 USD
A
Retailer 2
-
$1,033 NZD
$582 USD
View
A
Retailer 3
-
$1,033 NZD
$582 USD
View
Final sale: no returns
A
Retailer 4
-
$1,143 NZD
$644 USD
View
Retailer 5
-
$1,143 NZD
$644 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,384 NZD
$780 USD
View
B+
Retailer 7
-
$1,604 NZD
$904 USD
View
B+
Retailer 8
-
$1,769 NZD
$997 USD
View
B+
Retailer 9
-
$2,041 NZD
£906 GBP
View
B+
Retailer 10
-
$2,237 NZD
$1,261 USD
View
B
Retailer 11
-
$2,949 NZD
$1,662 USD
View
B+
Retailer 12
-
$3,006 NZD
$1,694 USD
View
Retailer 13
-
$3,716 NZD
$2,094 USD
View
Price last confirmed 12 days ago
Most Expensive
MOH London
LG516256645 · Oct 21
$4,795 NZD
£2,128 GBP
View
Price last confirmed 9 days ago
13 more retailers have this diamond
Prices start from $921 NZDSave up to $2,085 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 Round
$921 NZD