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Marquise|Lab Grown|IGI

1.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG502157877

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG502157877

Diamond specifications and retailer prices

From $1,175 CAD
As of November 4, 2026
Save $1,328 CAD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,759 CAD at Flawless Fine Jewelry · As of November 4, 2026
View at Flawless Fine Jewelry

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG502157877 or 502157877. Listed at 17 retailers as of November 2, 2026, with a 113% 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

1.00
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG502157877
Dimensions10.40 × 5.27 × 3.01 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.40 mm5.27 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG502157877
Side View
Table 60.5%Crown 35.6°Girdle: MED-THKPavilion 36°Culet: NoneDepth 57.1%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,759 CAD|Low: $1,127 CAD|High: $5,175 CAD|Avg: $2,361 CAD
Flawless Fine Jewelry
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
November 4, 2026
Retailer 14$1,175 CAD
Retailer 5$1,278 CAD
Retailer 7$1,315 CAD
Retailer 15$1,338 CAD
Retailer 6$1,363 CAD
Retailer 16$1,363 CAD
Retailer 8$1,609 CAD
Retailer 2$1,779 CAD
Retailer 9$2,074 CAD
Retailer 3$2,192 CAD
Retailer 10$2,503 CAD
Retailer 13$3,133 CAD
Retailer 12$3,551 CAD
Flawless Fine Jewelry$3,759 CAD
Retailer 4$3,832 CAD
Retailer 11$5,107 CAD

45 data points across 16 retailers

17 retailers$1,175 CAD to $2,503 CAD

B
Cheapest Retailer
-
$1,175 CAD
B
Retailer 2
-
$1,278 CAD
View
B
Retailer 3
-
$1,315 CAD
View
Final sale: no returns
B
Retailer 4
-
$1,338 CAD
View
Retailer 5
-
$1,363 CAD
View
Price last confirmed 18 days ago
B
Retailer 6
-
$1,363 CAD
View
B
Retailer 7
-
$1,609 CAD
View
B
Retailer 8
-
$1,779 CAD
View
B
Retailer 9
-
$2,074 CAD
View
B
Retailer 10
-
$2,192 CAD
View
B
Retailer 11
-
$2,503 CAD
View
Retailer 12
-
$3,133 CAD
View
Price under review
Retailer 13
-
$3,551 CAD
View
Price under review
Most Expensive
Flawless Fine Jewelry
A05ED26ED · Nov 4
$3,759 CAD
£2,124 GBP
View
Price under review
13 more retailers have this diamond
Prices start from $1,175 CADSave up to $1,328 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.

B
1.00ct Marquise
$1,175 CAD