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Round|Lab Grown|IGI

1.50ct H SI1 Round Lab Grown Diamond

VG • H/SI1 • IGI LG436045180

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436045180

Diamond specifications and retailer prices

From $1,578 CAD
$1,130 USD
As of October 30, 2026
Save $5,818 CAD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,396 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG436045180 or 436045180. Listed at 11 retailers as of October 29, 2026, with prices from $1,578 to $7,396, a $5,818 spread on the same certified stone. MOH London lists it at $7,396. 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

1.50
Carat
H
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045180
Dimensions7.27 × 7.21 × 4.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.27 mm7.21 mm1.50 ctH / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436045180
Side View
Table 55.0%Crown 35.1°Girdle: STK-THKPavilion 40.3°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: Oct 30
Current: $7,396 CAD|Low: $1,578 CAD|High: $7,456 CAD|Avg: $3,412 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$1,578 CAD
Retailer 4$2,221 CAD
Retailer 7$2,488 CAD
Retailer 5$2,576 CAD
Retailer 10$2,689 CAD
Retailer 8$2,815 CAD
Retailer 9$3,462 CAD
Retailer 6$4,054 CAD
Retailer 3$4,555 CAD
MOH London$7,396 CAD

15 data points across 10 retailers

11 retailers$1,578 CAD to $7,396 CAD

A
Cheapest Retailer
-
$1,578 CAD
$1,130 USD
B+
Retailer 2
-
$2,221 CAD
$1,590 USD
View
B
Retailer 3
-
$2,417 CAD
$1,730 USD
View
B
Retailer 4
-
$2,488 CAD
$1,781 USD
View
Final sale: no returns
B
Retailer 5
-
$2,576 CAD
$1,844 USD
View
Retailer 6
-
$2,576 CAD
$1,844 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$2,815 CAD
$2,015 USD
View
B
Retailer 8
-
$4,054 CAD
$2,902 USD
View
B
Retailer 9
-
$4,555 CAD
$3,261 USD
View
B
Retailer 10
-
$4,829 CAD
$3,457 USD
View
Most Expensive
B
MOH London
LG436045180 · Oct 29
$7,396 CAD
£4,169 GBP
View
10 more retailers have this diamond
Prices start from $1,578 CADSave up to $5,818 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
1.50ct Round
$1,578 CAD