Radiant|Lab Grown|IGI

0.73ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG639405900

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG639405900

Diamond specifications and retailer prices

From $287 CAD
$205 USD
As of October 25, 2026
Save $348 CAD (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,705 CAD at MOH London · As of October 11, 2026
View at MOH London

About this 0.73ct lab-grown radiant diamond

This 0.73ct lab-grown radiant sits in the half to three-quarter carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG639405900 or 639405900. Listed at 17 retailers as of October 25, 2026, with a 121% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.73
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle40.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639405900
Dimensions6.19 × 4.56 × 3.13 mm
L/W Ratio1.36
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.19 mm4.56 mm0.73 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG639405900
Side View
Table 64.0%Crown 40.2°Girdle: THN-MEDPavilion 35.6°Culet: NoneDepth 68.6%

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 25
Current: $1,705 CAD|Low: $127 CAD|High: $1,705 CAD|Avg: $615 CAD|+0.1%
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 23, 2026
Retailer 9$181 CAD
Retailer 11$287 CAD
Retailer 12$360 CAD
Retailer 7$362 CAD
Retailer 6$393 CAD
Retailer 2$409 CAD
Retailer 8$454 CAD
Retailer 10$651 CAD
Retailer 3$729 CAD
Retailer 5$798 CAD
Retailer 4$1,296 CAD
MOH London$1,705 CAD

24 data points across 12 retailers

17 retailers$287 CAD to $635 CAD

Retailer 1
-
$162 CAD
$116 USD
Price last confirmed 21 days ago
Retailer 2
-
$189 CAD
$135 USD
View
Price last confirmed 32 days ago
Retailer 3
-
$213 CAD
$152 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$214 CAD
$153 USD
View
Price last confirmed 24 days ago
Retailer 5
-
$214 CAD
$153 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$287 CAD
$205 USD
View
Retailer 7
-
$360 CAD
$257 USD
View
Price last confirmed 14 days ago
Retailer 8
-
$362 CAD
ZAR 4,175 ZAR
View
Price last confirmed 16 days ago
Retailer 9
-
$393 CAD
£221 GBP
View
Price last confirmed 16 days ago
A
Retailer 10
-
$409 CAD
€278 EUR
View
Retailer 11
-
$454 CAD
£255 GBP
View
Price last confirmed 17 days ago
B+
Retailer 12
-
$635 CAD
£357 GBP
View
Retailer 13
-
$651 CAD
$465 USD
View
Price last confirmed 15 days ago
Retailer 14
-
$729 CAD
$521 USD
View
Price last confirmed 15 days ago
Retailer 15
-
$798 CAD
$570 USD
View
Price last confirmed 11 days ago
Retailer 16
-
$1,296 CAD
$926 USD
View
Price last confirmed 15 days ago
Most Expensive
MOH London
LG639405900 · Oct 11
$1,705 CAD
£959 GBP
View
Price last confirmed 18 days ago
16 more retailers have this diamond
Prices start from $287 CADSave up to $348 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
0.73ct Radiant
$287 CAD