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Round|Lab Grown|IGI

1.51ct H SI2 Round Lab Grown Diamond

VG • H/SI2 • IGI LG436045567

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436045567

Diamond specifications and retailer prices

From $1,554 CAD
$1,110 USD
As of October 28, 2026
Save $5,405 CAD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,959 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG436045567 or 436045567. Listed at 10 retailers as of October 28, 2026, with prices from $1,554 to $6,959, a $5,405 spread on the same certified stone. MOH London lists it at $6,959. 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

1.51
Carat
H
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045567
Dimensions7.19 × 7.25 × 4.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.19 mm7.25 mm1.51 ctH / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436045567
Side View
Table 54.5%Crown 33.7°GirdlePavilion 41.6°Culet: NoneDepth 64.4%

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 28
Current: $6,959 CAD|Low: $1,486 CAD|High: $7,005 CAD|Avg: $3,470 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 2$1,554 CAD
Retailer 5$2,021 CAD
Retailer 4$2,080 CAD
Retailer 7$2,962 CAD
Retailer 3$3,408 CAD
Retailer 6$4,015 CAD
Retailer 8$4,823 CAD
MOH London$6,959 CAD

8 data points across 8 retailers

10 retailers$1,554 CAD to $6,959 CAD

A
Cheapest Retailer
-
$1,554 CAD
$1,110 USD
B+
Retailer 2
-
$1,857 CAD
$1,327 USD
View
B+
Retailer 3
-
$2,021 CAD
$1,444 USD
View
B+
Retailer 4
-
$2,080 CAD
$1,486 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,154 CAD
$1,539 USD
View
Price last confirmed 16 days ago
B+
Retailer 6
-
$2,154 CAD
$1,539 USD
View
B
Retailer 7
-
$3,408 CAD
$2,435 USD
View
B
Retailer 8
-
$4,015 CAD
$2,869 USD
View
B
Retailer 9
-
$4,038 CAD
$2,885 USD
View
Most Expensive
C
MOH London
LG436045567 · Oct 29
$6,959 CAD
£3,915 GBP
View
9 more retailers have this diamond
Prices start from $1,554 CADSave up to $5,405 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
1.51ct Round
$1,554 CAD