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Marquise|Lab Grown|IGI

1.25ct G VS1 Marquise Lab Grown Diamond

VG • G/VS1 • IGI LG843658928

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843658928

Diamond specifications and retailer prices

From $410 CAD
As of November 4, 2026
Save $1,006 CAD (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,416 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1.25ct lab-grown marquise diamond

This 1.25ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG843658928 or 843658928. Listed at 10 retailers as of November 2, 2026, with prices from $410 to $1,416, a $1,006 spread on the same certified stone. MOH London lists it at $1,416. 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

1.25
Carat
G
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843658928
Dimensions11.40 × 5.58 × 3.50 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.40 mm5.58 mm1.25 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843658928
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,416 CAD|Low: $369 CAD|High: $1,658 CAD|Avg: $806 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 2$410 CAD
Retailer 8$523 CAD
Retailer 6$536 CAD
Retailer 5$584 CAD
Retailer 10$638 CAD
Retailer 7$737 CAD
Retailer 4$1,081 CAD
Retailer 3$1,152 CAD
Retailer 9$1,184 CAD
MOH London$1,416 CAD

14 data points across 10 retailers

10 retailers$410 CAD to $1,416 CAD

A
Cheapest Retailer
-
$410 CAD
A
Retailer 2
-
$523 CAD
View
A
Retailer 3
-
$536 CAD
View
A
Retailer 4
-
$584 CAD
View
A
Retailer 5
-
$638 CAD
View
B+
Retailer 6
-
$737 CAD
View
B
Retailer 7
-
$1,081 CAD
View
B
Retailer 8
-
$1,152 CAD
View
B
Retailer 9
-
$1,184 CAD
View
Most Expensive
B
MOH London
LG843658928 · Nov 2
$1,416 CAD
£800 GBP
View
9 more retailers have this diamond
Prices start from $410 CADSave up to $1,006 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
1.25ct Marquise
$410 CAD