Marquise|Lab Grown|IGI

1.29ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG818661075

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818661075

Diamond specifications and retailer prices

From $312 CAD
$223 USD
As of October 30, 2026
Save $1,457 CAD (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,235 CAD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.29ct lab-grown marquise diamond

This 1.29ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818661075 or 818661075. Listed at 23 retailers as of October 30, 2026, with a 468% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818661075
Dimensions11.33 × 5.46 × 3.58 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.33 mm5.46 mm1.29 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818661075
Side View
Table 56.0%Crown 36.9°Girdle: MED-THKPavilion 40.7°Culet: NoneDepth 65.6%

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 30
Current: $1,676 CAD|Low: $348 CAD|High: $1,774 CAD|Avg: $1,014 CAD|-5.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 4$348 CAD
Retailer 13$475 CAD
Retailer 2$520 CAD
Retailer 8$625 CAD
Retailer 10$663 CAD
Retailer 6$719 CAD
Retailer 11$942 CAD
Retailer 3$1,006 CAD
Retailer 12$1,243 CAD
Retailer 7$1,468 CAD
Retailer 9$1,554 CAD
Brilliant Earth$1,676 CAD
Retailer 5$1,769 CAD

44 data points across 13 retailers

23 retailers$312 CAD to $1,769 CAD

A
Cheapest Retailer
-
$312 CAD
$223 USD
A
Retailer 2
-
$348 CAD
$249 USD
View
Final sale: no returns
A
Retailer 3
-
$360 CAD
$258 USD
View
A
Retailer 4
-
$386 CAD
$276 USD
View
A
Retailer 5
-
$386 CAD
$276 USD
View
Retailer 6
-
$475 CAD
£268 GBP
View
Price last confirmed 13 days ago
B+
Retailer 7
-
$520 CAD
$372 USD
View
A
Retailer 8
-
$625 CAD
€426 EUR
View
A
Retailer 9
-
$663 CAD
ZAR 7,667 ZAR
View
A
Retailer 10
-
$719 CAD
£405 GBP
View
A
Retailer 11
-
$793 CAD
$568 USD
View
B+
Retailer 12
-
$876 CAD
$627 USD
View
B+
Retailer 13
-
$942 CAD
A$1,037 AUD
View
B+
Retailer 14
-
$1,006 CAD
$720 USD
View
B+
Retailer 15
-
$1,240 CAD
$888 USD
View
B+
Retailer 16
-
$1,243 CAD
$890 USD
View
B+
Retailer 17
-
$1,314 CAD
$941 USD
View
B+
Retailer 18
-
$1,330 CAD
$952 USD
View
B+
Retailer 19
-
$1,468 CAD
A$1,617 AUD
View
B
Retailer 20
-
$1,554 CAD
£876 GBP
View
B
Retailer 21
-
$1,676 CAD
$1,200 USD
View
B
Retailer 22
-
$1,769 CAD
$1,266 USD
View
Most Expensive
Brilliant Earth
21035224A · Sep 28
$2,235 CAD
$1,600 USD
View
Price last confirmed 32 days ago
22 more retailers have this diamond
Prices start from $312 CADSave up to $1,457 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
1.29ct Marquise
$312 CAD