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Round|Lab Grown|IGI

2.57ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2 • IGI LG649406004

Shape and cutting style on the report: Round brilliant

Certificate IGI LG649406004

Diamond specifications and retailer prices

From $677 USD
As of November 1, 2026
Save $1,131 USD (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,808 USD at MOH London · As of November 1, 2026
View at MOH London

About this 2.57ct lab-grown round diamond

This 2.57ct lab-grown round sits in the two to three carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG649406004 or 649406004. Listed at 7 retailers as of November 1, 2026, with prices from $677 to $1,808, a $1,131 spread on the same certified stone. MOH London lists it at $1,808. 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

2.57
Carat
I
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649406004
Dimensions8.82 × 8.77 × 5.44 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.82 mm8.77 mm2.57 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649406004
Side View
Table 56.0%Crown 33.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,808 USD|Low: $595 USD|High: $1,830 USD|Avg: $1,071 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 7$595 USD
Retailer 3$677 USD
Retailer 5$682 USD
Retailer 4$718 USD
Retailer 2$1,400 USD
Retailer 6$1,644 USD
MOH London$1,808 USD

14 data points across 7 retailers

7 retailers$677 USD to $1,808 USD

B+
Cheapest Retailer
-
$677 USD
A
Retailer 2
-
$682 USD
View
A
Retailer 3
-
$718 USD
View
Retailer 4
-
$1,400 USD
View
Price last confirmed 11 days ago
Retailer 5
-
$1,435 USD
View
Price last confirmed 28 days ago
B
Retailer 6
-
$1,644 USD
View
Most Expensive
B
MOH London
LG649406004 · Nov 1
$1,808 USD
£1,424 GBP
View
6 more retailers have this diamond
Prices start from $677 USDSave up to $1,131 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
2.57ct Round
$677 USD