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Round|Lab Grown|IGI

0.51ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG407936487

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407936487

Diamond specifications and retailer prices

From $448 CAD
$321 USD
As of November 1, 2026
Save $1,789 CAD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,237 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG407936487 or 407936487. Listed at 13 retailers as of October 29, 2026, with prices from $448 to $2,237, a $1,789 spread on the same certified stone. MOH London lists it at $2,237. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407936487
Dimensions5.10 × 5.11 × 3.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
5.10 mm5.11 mm0.51 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407936487
Side View
Table 56.5%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

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 1
Current: $2,237 CAD|Low: $430 CAD|High: $2,253 CAD|Avg: $1,099 CAD|-0.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 12$448 CAD
Retailer 13$475 CAD
Retailer 3$500 CAD
Retailer 4$520 CAD
Retailer 14$556 CAD
Retailer 16$556 CAD
Retailer 5$795 CAD
Retailer 15$902 CAD
Retailer 10$1,005 CAD
Retailer 2$1,016 CAD
Retailer 6$1,069 CAD
Retailer 7$1,074 CAD
Retailer 11$1,629 CAD
Retailer 17$1,785 CAD
Retailer 8$2,171 CAD
Retailer 9$2,232 CAD
MOH London$2,237 CAD

23 data points across 17 retailers

13 retailers$448 CAD to $2,237 CAD

A
Cheapest Retailer
-
$448 CAD
$321 USD
A
Retailer 2
-
$475 CAD
$340 USD
View
A
Retailer 3
-
$500 CAD
$358 USD
View
Final sale: no returns
A
Retailer 4
-
$520 CAD
$372 USD
View
A
Retailer 5
-
$556 CAD
$398 USD
View
A
Retailer 6
-
$556 CAD
$398 USD
View
B+
Retailer 7
-
$902 CAD
$646 USD
View
B+
Retailer 8
-
$1,005 CAD
ZAR 11,618 ZAR
View
B+
Retailer 9
-
$1,016 CAD
€693 EUR
View
B
Retailer 10
-
$1,629 CAD
$1,166 USD
View
B
Retailer 11
-
$1,785 CAD
$1,278 USD
View
B
Retailer 12
-
$2,171 CAD
£1,224 GBP
View
Most Expensive
B
MOH London
LG407936487 · Oct 29
$2,237 CAD
£1,261 GBP
View
12 more retailers have this diamond
Prices start from $448 CADSave up to $1,789 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.

A
0.51ct Round
$448 CAD