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Marquise|Lab Grown|IGI

1.03ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG770628037

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG770628037

Diamond specifications and retailer prices

From $237 CAD
$170 USD
As of October 30, 2026
Save $1,137 CAD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,495 CAD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770628037 or 770628037. Listed at 18 retailers as of October 26, 2026, with a 479% 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

1.03
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770628037
Dimensions9.61 × 5.33 × 3.40 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.61 mm5.33 mm1.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770628037
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.8%

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: $1,495 CAD|Low: $228 CAD|High: $1,495 CAD|Avg: $603 CAD
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
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 12$237 CAD
Retailer 6$264 CAD
Retailer 4$275 CAD
Retailer 14$293 CAD
Retailer 16$293 CAD
Retailer 9$369 CAD
Retailer 8$408 CAD
Retailer 11$504 CAD
Retailer 2$523 CAD
Retailer 10$562 CAD
Retailer 13$715 CAD
Retailer 7$736 CAD
Retailer 15$944 CAD
Retailer 5$997 CAD
Retailer 3$1,375 CAD
Brilliant Earth$1,495 CAD

44 data points across 16 retailers

18 retailers$237 CAD to $1,375 CAD

A
Cheapest Retailer
-
$237 CAD
$170 USD
A
Retailer 2
-
$264 CAD
$189 USD
View
Final sale: no returns
A
Retailer 3
-
$275 CAD
$197 USD
View
A
Retailer 4
-
$293 CAD
$210 USD
View
A
Retailer 5
-
$293 CAD
$210 USD
View
A
Retailer 6
-
$369 CAD
£208 GBP
View
B+
Retailer 7
-
$408 CAD
$292 USD
View
A
Retailer 8
-
$461 CAD
$330 USD
View
A
Retailer 9
-
$504 CAD
ZAR 5,831 ZAR
View
A
Retailer 10
-
$523 CAD
£295 GBP
View
A
Retailer 11
-
$562 CAD
€383 EUR
View
B+
Retailer 12
-
$715 CAD
A$788 AUD
View
B+
Retailer 13
-
$736 CAD
$527 USD
View
B
Retailer 14
-
$944 CAD
$676 USD
View
B
Retailer 15
-
$997 CAD
$714 USD
View
B
Retailer 16
-
$1,020 CAD
$730 USD
View
B
Retailer 17
-
$1,375 CAD
£775 GBP
View
Most Expensive
Brilliant Earth
18310494A · Oct 16
$1,495 CAD
$1,070 USD
View
Price last confirmed 14 days ago
17 more retailers have this diamond
Prices start from $237 CADSave up to $1,137 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
1.03ct Marquise
$237 CAD