CaratHunter
Plans
Round|Lab Grown|IGI

1.53ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG770637221

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770637221

Diamond specifications and retailer prices

From $352 CAD
$252 USD
As of October 25, 2026
Save $1,305 CAD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,657 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770637221 or 770637221. Listed at 11 retailers as of October 25, 2026, with prices from $352 to $1,657, a $1,305 spread on the same certified stone. MOH London lists it at $1,657. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.53
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770637221
Dimensions7.44 × 7.43 × 4.51 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.44 mm7.43 mm1.53 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770637221
Side View
Table 58.0%Crown 33.5°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.6%

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: $1,657 CAD|Low: $352 CAD|High: $1,668 CAD|Avg: $853 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 8$352 CAD
Retailer 2$587 CAD
Retailer 7$610 CAD
Retailer 3$647 CAD
Retailer 9$711 CAD
Retailer 5$911 CAD
Retailer 4$999 CAD
Retailer 6$1,215 CAD
MOH London$1,657 CAD

42 data points across 9 retailers

11 retailers$352 CAD to $1,657 CAD

A
Cheapest Retailer
-
$352 CAD
$252 USD
A
Retailer 2
-
$587 CAD
€400 EUR
View
B+
Retailer 3
-
$610 CAD
$437 USD
View
A
Retailer 4
-
$647 CAD
£364 GBP
View
A
Retailer 5
-
$652 CAD
$467 USD
View
A
Retailer 6
-
$711 CAD
$509 USD
View
B+
Retailer 7
-
$911 CAD
$652 USD
View
B+
Retailer 8
-
$999 CAD
$715 USD
View
B
Retailer 9
-
$1,208 CAD
$865 USD
View
B
Retailer 10
-
$1,215 CAD
$870 USD
View
Most Expensive
B
MOH London
LG770637221 · Oct 29
$1,657 CAD
£934 GBP
View
10 more retailers have this diamond
Prices start from $352 CADSave up to $1,305 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
1.53ct Round
$352 CAD