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0.51ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG844659030

Shape and cutting style on the report: Round brilliant

Certificate IGI LG844659030

Diamond specifications and retailer prices

From $302 CAD
£170 GBP
As of October 31, 2026
Save $301 CAD (50%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $603 CAD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844659030 or 844659030. Listed at 4 retailers as of October 31, 2026, with prices from $302 to $603, a $301 spread on the same certified stone. Taylor and Hart lists it at $603. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844659030
Dimensions5.19 × 5.14 × 3.17 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.19 mm5.14 mm0.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844659030
Side View
Table 57.0%Crown 34.3°Girdle: MediumPavilion 41.1°CuletDepth 61.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $302 CAD|Low: $302 CAD|High: $603 CAD|Avg: $420 CAD
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
October 31, 2026
Retailer 1$302 CAD
Retailer 3$338 CAD
Retailer 2$469 CAD
Taylor and Hart$603 CAD

2 data points across 4 retailers

4 retailers$302 CAD to $603 CAD

B+
Cheapest Retailer
-
$302 CAD
£170 GBP
B+
Retailer 2
-
$338 CAD
$242 USD
View
B
Retailer 3
-
$469 CAD
$336 USD
View
Most Expensive
B
Taylor and Hart
6WZ7S80 · Oct 31
$603 CAD
$432 USD
View
3 more retailers have this diamond
Prices start from $302 CADSave up to $301 CAD

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.

B+
0.51ct Round
$302 CAD