CaratHunter
Plans
Oval|Lab Grown|IGI

0.51ct I SI1 Oval Lab Grown Diamond

VG • I/SI1 • IGI LG414063227

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG414063227

Diamond specifications and retailer prices

From $383 CAD
$274 USD
As of October 29, 2026
Save $1,534 CAD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,918 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown oval diamond

This 0.51ct lab-grown oval sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG414063227 or 414063227. Listed at 11 retailers as of October 29, 2026, with prices from $383 to $1,918, a $1,534 spread on the same certified stone. MOH London lists it at $1,918. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
I
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle33.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG414063227
Dimensions6.15 × 4.55 × 2.82 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.15 mm4.55 mm0.51 ctI / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG414063227
Side View
Table 55.0%Crown 33.4°Girdle: MED-THKPavilion 41.1°Culet: NoneDepth 62.0%

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: Oct 29
Current: $1,918 CAD|Low: $305 CAD|High: $1,932 CAD|Avg: $912 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
October 29, 2026
Retailer 6$383 CAD
Retailer 10$430 CAD
Retailer 8$476 CAD
Retailer 11$476 CAD
Retailer 7$504 CAD
Retailer 12$700 CAD
Retailer 9$789 CAD
Retailer 2$892 CAD
Retailer 3$970 CAD
Retailer 5$1,463 CAD
Retailer 4$1,914 CAD
MOH London$1,918 CAD

22 data points across 12 retailers

11 retailers$383 CAD to $1,918 CAD

A
Cheapest Retailer
-
$383 CAD
$274 USD
B+
Retailer 2
-
$430 CAD
$307 USD
View
Final sale: no returns
B+
Retailer 3
-
$445 CAD
$318 USD
View
B+
Retailer 4
-
$476 CAD
$340 USD
View
B+
Retailer 5
-
$476 CAD
$340 USD
View
B+
Retailer 6
-
$504 CAD
$360 USD
View
B
Retailer 7
-
$789 CAD
$564 USD
View
B
Retailer 8
-
$892 CAD
€607 EUR
View
B
Retailer 9
-
$1,463 CAD
$1,045 USD
View
C
Retailer 10
-
$1,531 CAD
$1,094 USD
View
Most Expensive
B
MOH London
LG414063227 · Oct 29
$1,918 CAD
£1,079 GBP
View
10 more retailers have this diamond
Prices start from $383 CADSave up to $1,534 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 Oval
$383 CAD