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Marquise|Lab Grown|IGI

1.03ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG512205222

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG512205222

Diamond specifications and retailer prices

From $1,109 SGD
As of November 4, 2026
Save $1,254 SGD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,544 SGD at Flawless Fine Jewelry · As of November 4, 2026
View at Flawless Fine Jewelry

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 LG512205222 or 512205222. Listed at 16 retailers as of October 29, 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

1.03
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205222
Dimensions10.08 × 5.35 × 3.37 mm
L/W Ratio1.88
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
10.08 mm5.35 mm1.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512205222
Side View
Table 59.0%Crown 37.1°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 63.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,544 SGD|Low: $1,064 SGD|High: $4,884 SGD|Avg: $2,223 SGD
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
November 4, 2026
Retailer 12$1,109 SGD
Retailer 4$1,206 SGD
Retailer 6$1,242 SGD
Retailer 13$1,265 SGD
Retailer 5$1,286 SGD
Retailer 14$1,286 SGD
Retailer 7$1,508 SGD
Retailer 2$1,958 SGD
Retailer 15$2,066 SGD
Retailer 10$2,363 SGD
Retailer 11$2,956 SGD
Retailer 8$3,351 SGD
Flawless Fine Jewelry$3,544 SGD
Retailer 3$3,615 SGD
Retailer 9$4,846 SGD

45 data points across 15 retailers

16 retailers$1,109 SGD to $2,363 SGD

B
Cheapest Retailer
-
$1,109 SGD
B
Retailer 2
-
$1,206 SGD
View
B
Retailer 3
-
$1,242 SGD
View
Final sale: no returns
B
Retailer 4
-
$1,265 SGD
View
B
Retailer 5
-
$1,286 SGD
View
Retailer 6
-
$1,286 SGD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$1,508 SGD
View
B
Retailer 8
-
$1,958 SGD
View
B
Retailer 9
-
$2,066 SGD
View
B
Retailer 10
-
$2,363 SGD
View
Retailer 11
-
$2,956 SGD
View
Price under review
Retailer 12
-
$3,351 SGD
View
Price under review
Most Expensive
Flawless Fine Jewelry
E730EDB99 · Nov 4
$3,544 SGD
£2,184 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $1,109 SGDSave up to $1,254 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.

B
1.03ct Marquise
$1,109 SGD