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Marquise|Lab Grown|IGI

1.00ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG766628129

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG766628129

Diamond specifications and retailer prices

From $415 CAD
As of November 6, 2026
Save $790 CAD (66%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,204 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG766628129 or 766628129. Listed at 7 retailers as of November 2, 2026, with prices from $415 to $1,204, a $790 spread on the same certified stone. MOH London lists it at $1,204. 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

1.00
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766628129
Dimensions10.63 × 5.14 × 3.22 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.63 mm5.14 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766628129
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

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: Nov 6
Current: $1,204 CAD|Low: $415 CAD|High: $1,219 CAD|Avg: $618 CAD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6$415 CAD
Retailer 2$441 CAD
Retailer 5$473 CAD
Retailer 3$489 CAD
Retailer 4$702 CAD
MOH London$1,204 CAD

32 data points across 6 retailers

7 retailers$415 CAD to $1,204 CAD

A
Cheapest Retailer
-
$415 CAD
A
Retailer 2
-
$441 CAD
View
A
Retailer 3
-
$473 CAD
View
A
Retailer 4
-
$489 CAD
View
B+
Retailer 5
-
$702 CAD
View
B
Retailer 6
-
$905 CAD
View
Most Expensive
B
MOH London
LG766628129 · Nov 2
$1,204 CAD
£679 GBP
View
6 more retailers have this diamond
Prices start from $415 CADSave up to $790 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
1.00ct Marquise
$415 CAD