CaratHunter
Plans
Round|Lab Grown|IGI

2.51ct K VS1 Round Lab Grown Diamond

ID • K/VS1 • IGI LG653410784

Shape and cutting style on the report: Round brilliant

Certificate IGI LG653410784

Diamond specifications and retailer prices

From $869 AUD
As of November 6, 2026
Save $1,483 AUD (63%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,351 AUD at MOH London · As of November 3, 2026
View at MOH London

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG653410784 or 653410784. Listed at 6 retailers as of November 3, 2026, with prices from $869 to $2,351, a $1,483 spread on the same certified stone. MOH London lists it at $2,351. 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

2.51
Carat
K
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653410784
Dimensions8.79 × 8.74 × 5.32 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
8.79 mm8.74 mm2.51 ctK / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653410784
Side View
Table 58.0%Crown 33.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.7%

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 6
Current: $2,351 AUD|Low: $743 AUD|High: $2,378 AUD|Avg: $1,259 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 6$743 AUD
Retailer 3$869 AUD
Retailer 4$959 AUD
Retailer 5$1,033 AUD
Retailer 2$1,578 AUD
MOH London$2,351 AUD

12 data points across 6 retailers

6 retailers$869 AUD to $2,351 AUD

B+
Cheapest Retailer
-
$869 AUD
A
Retailer 2
-
$959 AUD
View
A
Retailer 3
-
$1,033 AUD
View
A
Retailer 4
-
$1,578 AUD
View
Retailer 5
-
$1,593 AUD
View
Price last confirmed 33 days ago
Most Expensive
A
MOH London
LG653410784 · Nov 3
$2,351 AUD
£1,296 GBP
View
5 more retailers have this diamond
Prices start from $869 AUDSave up to $1,483 AUD

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
2.51ct Round
$869 AUD