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Marquise|Lab Grown|IGI

1.01ct D SI1 Marquise Lab Grown Diamond

VG • D/SI1 • IGI LG842650399

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842650399

Diamond specifications and retailer prices

From $435 CAD
£245 GBP
As of October 31, 2026
Save $786 CAD (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,221 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG842650399 or 842650399. Listed at 7 retailers as of October 29, 2026, with prices from $435 to $1,221, a $786 spread on the same certified stone. MOH London lists it at $1,221. 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

1.01
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842650399
Dimensions10.20 × 5.24 × 3.26 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.20 mm5.24 mm1.01 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842650399
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.2%

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: Oct 31
Current: $1,221 CAD|Low: $313 CAD|High: $1,226 CAD|Avg: $614 CAD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 7$313 CAD
Retailer 3$435 CAD
Retailer 2$447 CAD
Retailer 4$465 CAD
Retailer 5$494 CAD
Retailer 6$883 CAD
MOH London$1,221 CAD

24 data points across 7 retailers

7 retailers$435 CAD to $1,221 CAD

Retailer 1
-
$313 CAD
£176 GBP
Price last confirmed 14 days ago
A
Retailer 2
-
$435 CAD
£245 GBP
View
B+
Retailer 3
-
$447 CAD
$320 USD
View
B+
Retailer 4
-
$465 CAD
$333 USD
View
B+
Retailer 5
-
$494 CAD
£278 GBP
View
B
Retailer 6
-
$883 CAD
$632 USD
View
Most Expensive
B
MOH London
LG842650399 · Oct 29
$1,221 CAD
£688 GBP
View
6 more retailers have this diamond
Prices start from $435 CADSave up to $786 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
1.01ct Marquise
$435 CAD