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Marquise|Lab Grown|IGI

1.05ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG500166091

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG500166091

Diamond specifications and retailer prices

From $1,129 SGD
As of November 4, 2026
Save $1,280 SGD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,681 SGD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 1.05ct lab-grown marquise diamond

This 1.05ct 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 LG500166091 or 500166091. Listed at 17 retailers as of November 3, 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

1.05
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500166091
Dimensions10.32 × 5.37 × 3.32 mm
L/W Ratio1.92
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
10.32 mm5.37 mm1.05 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500166091
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.8%

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: $3,681 SGD|Low: $1,083 SGD|High: $4,973 SGD|Avg: $2,261 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
November 5, 2026
Retailer 11$1,129 SGD
Retailer 4$1,229 SGD
Retailer 12$1,290 SGD
Retailer 5$1,309 SGD
Retailer 13$1,309 SGD
Retailer 6$1,710 SGD
Retailer 2$1,994 SGD
Retailer 3$2,102 SGD
Retailer 7$2,409 SGD
Retailer 10$2,914 SGD
Retailer 8$3,412 SGD
NZ Jewellers$3,681 SGD
Retailer 9$4,934 SGD

42 data points across 13 retailers

17 retailers$1,129 SGD to $2,409 SGD

B
Cheapest Retailer
-
$1,129 SGD
B
Retailer 2
-
$1,229 SGD
View
B
Retailer 3
-
$1,265 SGD
View
Final sale: no returns
B
Retailer 4
-
$1,290 SGD
View
Retailer 5
-
$1,309 SGD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$1,309 SGD
View
B
Retailer 7
-
$1,533 SGD
View
B
Retailer 8
-
$1,710 SGD
View
B
Retailer 9
-
$1,994 SGD
View
B
Retailer 10
-
$2,102 SGD
View
B
Retailer 11
-
$2,409 SGD
View
Retailer 12
-
$2,914 SGD
View
Price under review
Retailer 13
-
$3,412 SGD
View
Price under review
Retailer 14
-
$3,620 SGD
View
Price under review
Most Expensive
NZ Jewellers
c4e3ec9f-12a5-4b1c-a5cb-a2c8eb042d35 · Nov 4
$3,681 SGD
$2,882 USD
View
Price under review
14 more retailers have this diamond
Prices start from $1,129 SGDSave up to $1,280 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
1.05ct Marquise
$1,129 SGD