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Marquise|Lab Grown|IGI

1.00ct G VS2 Marquise Lab Grown Diamond

ID • G/VS2 • IGI LG512205204

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG512205204

Diamond specifications and retailer prices

From $1,052 CAD
$753 USD
As of October 30, 2026
Save $922 CAD (47%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,789 CAD at Flawless Fine Jewelry · As of October 29, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512205204 or 512205204. Listed at 13 retailers as of October 30, 2026, with a 88% 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205204
Dimensions10.54 × 5.15 × 3.25 mm
L/W Ratio2.05
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
10.54 mm5.15 mm1.00 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG512205204
Side View
Table 53.5%Crown 36°Girdle: THN-STKPavilion 38.7°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,789 CAD|Low: $840 CAD|High: $4,852 CAD|Avg: $2,310 CAD|+7.9%
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 10$1,178 CAD
Retailer 7$1,219 CAD
Retailer 6$1,285 CAD
Retailer 5$1,467 CAD
Retailer 2$1,867 CAD
Retailer 9$1,974 CAD
Retailer 4$2,900 CAD
Retailer 8$3,428 CAD
Flawless Fine Jewelry$3,789 CAD
Retailer 3$4,813 CAD

40 data points across 10 retailers

13 retailers$1,052 CAD to $1,974 CAD

B+
Cheapest Retailer
-
$1,052 CAD
$753 USD
B
Retailer 2
-
$1,144 CAD
$819 USD
View
B
Retailer 3
-
$1,178 CAD
$843 USD
View
Final sale: no returns
B
Retailer 4
-
$1,219 CAD
$873 USD
View
Retailer 5
-
$1,219 CAD
$873 USD
View
Price last confirmed 13 days ago
B
Retailer 6
-
$1,285 CAD
$920 USD
View
B
Retailer 7
-
$1,467 CAD
$1,050 USD
View
B
Retailer 8
-
$1,867 CAD
£1,053 GBP
View
B
Retailer 9
-
$1,974 CAD
$1,413 USD
View
Retailer 10
-
$2,900 CAD
$2,076 USD
View
Price under review
Retailer 11
-
$3,428 CAD
$2,454 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
8CF638EE7 · Oct 29
$3,789 CAD
£2,136 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $1,052 CADSave up to $922 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
$1,052 CAD