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Marquise|Lab Grown|IGI

1.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG500144857

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG500144857

Diamond specifications and retailer prices

From $1,077 SGD
As of November 4, 2026
Save $1,217 SGD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,513 SGD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500144857 or 500144857. Listed at 16 retailers as of November 2, 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

1.00
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500144857
Dimensions10.53 × 5.23 × 3.03 mm
L/W Ratio2.01
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
10.53 mm5.23 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500144857
Side View
Table 62.5%Crown 34.3°Girdle: STK-THKPavilion 34.8°Culet: NoneDepth 57.9%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $3,513 SGD|Low: $1,033 SGD|High: $4,738 SGD|Avg: $2,216 SGD
NZ Jewellers
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
November 5, 2026
Retailer 11$1,077 SGD
Retailer 3$1,171 SGD
Retailer 4$1,206 SGD
Retailer 12$1,226 SGD
Retailer 13$1,249 SGD
Retailer 6$1,475 SGD
Retailer 7$1,901 SGD
Retailer 14$2,009 SGD
Retailer 8$2,294 SGD
Retailer 10$2,871 SGD
Retailer 9$3,255 SGD
Retailer 5$3,445 SGD
NZ Jewellers$3,513 SGD
Retailer 2$4,670 SGD

45 data points across 14 retailers

16 retailers$1,077 SGD to $2,294 SGD

B
Cheapest Retailer
-
$1,077 SGD
B
Retailer 2
-
$1,171 SGD
View
B
Retailer 3
-
$1,206 SGD
View
Final sale: no returns
B
Retailer 4
-
$1,226 SGD
View
Retailer 5
-
$1,249 SGD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$1,249 SGD
View
B
Retailer 7
-
$1,475 SGD
View
B
Retailer 8
-
$1,901 SGD
View
B
Retailer 9
-
$2,009 SGD
View
B
Retailer 10
-
$2,294 SGD
View
Retailer 11
-
$2,871 SGD
View
Price under review
Retailer 12
-
$3,255 SGD
View
Price under review
Retailer 13
-
$3,445 SGD
View
Price under review
Most Expensive
NZ Jewellers
ba0eb66c-49b3-4b0e-919f-8c3ca0a8cb82 · Nov 4
$3,513 SGD
$2,750 USD
View
Price under review
13 more retailers have this diamond
Prices start from $1,077 SGDSave up to $1,217 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
1.00ct Marquise
$1,077 SGD