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Marquise|Lab Grown|IGI

1.00ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG603343098

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG603343098

Diamond specifications and retailer prices

From $296 SGD
As of November 4, 2026
Save $1,177 SGD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,474 SGD at MOH London · As of November 2, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG603343098 or 603343098. Listed at 13 retailers as of November 2, 2026, with prices from $296 to $1,474, a $1,177 spread on the same certified stone. MOH London lists it at $1,474. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603343098
Dimensions11.02 × 5.21 × 3.01 mm
L/W Ratio2.12
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
11.02 mm5.21 mm1.00 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603343098
Side View
Table 64.0%Crown 32.7°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 57.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,474 SGD|Low: $285 SGD|High: $1,491 SGD|Avg: $809 SGD|+2.1%
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
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 11$296 SGD
Retailer 16$344 SGD
Retailer 3$368 SGD
Retailer 13$368 SGD
Retailer 15$624 SGD
Retailer 2$635 SGD
Retailer 7$638 SGD
Retailer 4$663 SGD
Retailer 12$805 SGD
Retailer 9$897 SGD
Retailer 6$958 SGD
Retailer 8$964 SGD
Retailer 14$1,182 SGD
Retailer 10$1,187 SGD
Retailer 5$1,402 SGD
MOH London$1,474 SGD

26 data points across 16 retailers

13 retailers$296 SGD to $1,474 SGD

A
Cheapest Retailer
-
$296 SGD
A
Retailer 2
-
$344 SGD
View
Retailer 3
-
$368 SGD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$368 SGD
View
A
Retailer 5
-
$624 SGD
View
A
Retailer 6
-
$635 SGD
View
A
Retailer 7
-
$638 SGD
View
A
Retailer 8
-
$663 SGD
View
A
Retailer 9
-
$805 SGD
View
Retailer 10
-
$897 SGD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$1,182 SGD
View
B+
Retailer 12
-
$1,187 SGD
View
Most Expensive
B+
MOH London
LG603343098 · Nov 2
$1,474 SGD
£908 GBP
View
12 more retailers have this diamond
Prices start from $296 SGDSave up to $1,177 SGD

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
$296 SGD