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Marquise|Lab Grown|IGI

1.00ct H VS2 Marquise Lab Grown Diamond

ID • H/VS2 • IGI LG512205101

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG512205101

Diamond specifications and retailer prices

From $662 USD
As of November 2, 2026
Save $2,573 USD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,235 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512205101 or 512205101. Listed at 11 retailers as of November 1, 2026, with prices from $662 to $3,235, a $2,573 spread on the same certified stone. MOH London lists it at $3,235. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205101
Dimensions10.37 × 5.34 × 3.03 mm
L/W Ratio1.94
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
10.37 mm5.34 mm1.00 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512205101
Side View
Table 64.0%Crown 35.9°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 56.7%

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: Nov 2
Current: $3,235 USD|Low: $635 USD|High: $3,274 USD|Avg: $1,520 USD|-1.2%
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
November 1, 2026
Retailer 7$662 USD
Retailer 11$720 USD
Retailer 12$741 USD
Retailer 8$768 USD
Retailer 6$945 USD
Retailer 3$1,228 USD
Retailer 10$1,253 USD
Retailer 5$1,719 USD
Retailer 2$1,961 USD
Retailer 9$2,159 USD
Retailer 4$2,198 USD
Retailer 13$2,393 USD
MOH London$3,235 USD

16 data points across 13 retailers

11 retailers$662 USD to $3,235 USD

A
Cheapest Retailer
-
$662 USD
B+
Retailer 2
-
$720 USD
View
B+
Retailer 3
-
$741 USD
View
Final sale: no returns
Retailer 4
-
$768 USD
View
Price last confirmed 17 days ago
B+
Retailer 5
-
$768 USD
View
B+
Retailer 6
-
$945 USD
View
B
Retailer 7
-
$1,253 USD
View
B
Retailer 8
-
$1,961 USD
View
B
Retailer 9
-
$2,159 USD
View
B
Retailer 10
-
$2,393 USD
£1,884 GBP
View
Most Expensive
B
MOH London
LG512205101 · Nov 1
$3,235 USD
£2,547 GBP
View
10 more retailers have this diamond
Prices start from $662 USDSave up to $2,573 USD

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
1.00ct Marquise
$662 USD