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Marquise|Lab Grown|IGI

0.40ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG840657930

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840657930

Diamond specifications and retailer prices

From $105 CAD
$75 USD
As of October 30, 2026
Save $860 CAD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $965 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.4ct lab-grown marquise diamond

This 0.4ct lab-grown marquise sits in the sub-half-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840657930 or 840657930. Listed at 17 retailers as of October 29, 2026, with prices from $105 to $965, a $860 spread on the same certified stone. MOH London lists it at $965. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.40
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.2°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840657930
Dimensions8.18 × 3.66 × 2.26 mm
L/W Ratio2.23
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.18 mm3.66 mm0.40 ctF / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840657930
Side View
Table 62.0%Crown 37.2°Girdle: STK-VTKPavilion 39.6°Culet: NoneDepth 61.7%

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 30
Current: $965 CAD|Low: $105 CAD|High: $1,013 CAD|Avg: $330 CAD|-4.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 2$105 CAD
Retailer 8$119 CAD
Retailer 7$123 CAD
Retailer 11$140 CAD
Retailer 16$140 CAD
Retailer 17$179 CAD
Retailer 14$236 CAD
Retailer 10$245 CAD
Retailer 4$251 CAD
Retailer 15$257 CAD
Retailer 13$336 CAD
Retailer 6$378 CAD
Retailer 12$420 CAD
Retailer 5$505 CAD
Retailer 3$557 CAD
Retailer 9$703 CAD
MOH London$965 CAD

23 data points across 17 retailers

17 retailers$105 CAD to $965 CAD

A
Cheapest Retailer
-
$105 CAD
$75 USD
A
Retailer 2
-
$119 CAD
$85 USD
View
Final sale: no returns
Retailer 3
-
$123 CAD
$88 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$140 CAD
$100 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$140 CAD
$100 USD
View
A
Retailer 6
-
$179 CAD
$128 USD
View
A
Retailer 7
-
$236 CAD
ZAR 2,730 ZAR
View
A
Retailer 8
-
$245 CAD
£138 GBP
View
A
Retailer 9
-
$251 CAD
$180 USD
View
A
Retailer 10
-
$257 CAD
€175 EUR
View
B+
Retailer 11
-
$336 CAD
£189 GBP
View
B+
Retailer 12
-
$378 CAD
SGD 366 SGD
View
B+
Retailer 13
-
$420 CAD
$301 USD
View
B+
Retailer 14
-
$505 CAD
$361 USD
View
B
Retailer 15
-
$557 CAD
$399 USD
View
B
Retailer 16
-
$703 CAD
£396 GBP
View
Most Expensive
B
MOH London
LG840657930 · Oct 29
$965 CAD
£544 GBP
View
16 more retailers have this diamond
Prices start from $105 CADSave up to $860 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
0.40ct Marquise
$105 CAD