Oval|Lab Grown|IGI

2.50ct I VS1 Oval Lab Grown Diamond

ID • I/VS1 • IGI LG575391646

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG575391646

Diamond specifications and retailer prices

From $810 USD
As of October 28, 2026
Save $576 USD (42%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,400 USD at MOH London · As of October 6, 2026
View at MOH London

About this 2.5ct lab-grown oval diamond

This 2.5ct lab-grown oval sits in the two to three carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG575391646 or 575391646. Listed at 3 retailers as of October 26, 2026, with a 71% 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG575391646
Dimensions11.04 × 7.65 × 4.75 mm
L/W Ratio1.44
Girdle conditionFaceted
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
11.04 mm7.65 mm2.50 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG575391646
Side View
Table 57.5%Crown 35.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $3,400 USD|Low: $810 USD|High: $3,400 USD|Avg: $1,862 USD
MOH London
Retailer 2
Retailer 3
October 22, 2026
Retailer 2$810 USD
Retailer 3$1,386 USD
MOH London$3,400 USD

3 data points across 3 retailers

3 retailers$810 USD to $1,386 USD

A
Cheapest Retailer
-
$810 USD
B+
Retailer 2
-
$1,386 USD
View
Most Expensive
B
MOH London
LG575391646 · Oct 6
$3,400 USD
£2,677 GBP
View
Price last confirmed 23 days ago
2 more retailers have this diamond
Prices start from $810 USDSave up to $576 USD

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 Oval
$810 USD