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Marquise|Lab Grown|IGI

1.03ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG818648744

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818648744

Diamond specifications and retailer prices

From $230 SGD
As of November 4, 2026
Save $1,107 SGD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,337 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.03ct lab-grown marquise diamond

This 1.03ct 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 LG818648744 or 818648744. Listed at 18 retailers as of November 1, 2026, with prices from $230 to $1,337, a $1,107 spread on the same certified stone. MOH London lists it at $1,337. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818648744
Dimensions10.71 × 5.12 × 3.25 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.71 mm5.12 mm1.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818648744
Side View
Table 61.0%Crown 35.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.5%

Caratlytics Score

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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: $1,337 SGD|Low: $220 SGD|High: $1,355 SGD|Avg: $616 SGD|-0.1%
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
Retailer 17
November 4, 2026
Retailer 4$230 SGD
Retailer 15$258 SGD
Retailer 14$267 SGD
Retailer 8$286 SGD
Retailer 9$286 SGD
Retailer 6$431 SGD
Retailer 12$493 SGD
Retailer 13$505 SGD
Retailer 2$510 SGD
Retailer 3$671 SGD
Retailer 11$696 SGD
Retailer 10$735 SGD
Retailer 17$780 SGD
Retailer 5$843 SGD
Retailer 7$919 SGD
Retailer 16$988 SGD
MOH London$1,337 SGD

41 data points across 17 retailers

18 retailers$230 SGD to $1,337 SGD

A
Cheapest Retailer
-
$230 SGD
A
Retailer 2
-
$258 SGD
View
Final sale: no returns
A
Retailer 3
-
$267 SGD
View
A
Retailer 4
-
$286 SGD
View
Retailer 5
-
$286 SGD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$431 SGD
View
A
Retailer 7
-
$493 SGD
View
A
Retailer 8
-
$505 SGD
View
A
Retailer 9
-
$510 SGD
View
B+
Retailer 10
-
$671 SGD
View
B+
Retailer 11
-
$696 SGD
View
B+
Retailer 12
-
$735 SGD
View
B+
Retailer 13
-
$780 SGD
View
B+
Retailer 14
-
$843 SGD
View
B
Retailer 15
-
$919 SGD
View
B
Retailer 16
-
$961 SGD
View
B
Retailer 17
-
$988 SGD
View
Most Expensive
B
MOH London
LG818648744 · Nov 1
$1,337 SGD
£824 GBP
View
17 more retailers have this diamond
Prices start from $230 SGDSave up to $1,107 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
1.03ct Marquise
$230 SGD