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Marquise|Lab Grown|IGI

1.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG603343198

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG603343198

Diamond specifications and retailer prices

From $258 SGD
As of November 4, 2026
Save $1,273 SGD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,531 SGD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

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 LG603343198 or 603343198. Listed at 18 retailers as of November 4, 2026, with prices from $258 to $1,531, a $1,273 spread on the same certified stone. Reve Diamonds lists it at $1,531. 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 angle35.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603343198
Dimensions10.26 × 5.15 × 3.25 mm
L/W Ratio1.99
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
10.26 mm5.15 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603343198
Side View
Table 56.0%Crown 35.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.1%

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: $580 SGD|Low: $258 SGD|High: $1,531 SGD|Avg: $797 SGD|+8.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
November 5, 2026
Retailer 9$258 SGD
Retailer 4$287 SGD
Retailer 12$420 SGD
Retailer 6$551 SGD
Retailer 11$553 SGD
Retailer 1$580 SGD
Retailer 2$621 SGD
Retailer 5$778 SGD
Retailer 8$1,031 SGD
Retailer 3$1,095 SGD
Retailer 10$1,213 SGD
Retailer 7$1,493 SGD
Reve Diamonds$1,531 SGD

42 data points across 13 retailers

18 retailers$258 SGD to $1,531 SGD

A
Cheapest Retailer
-
$258 SGD
A
Retailer 2
-
$287 SGD
View
Final sale: no returns
A
Retailer 3
-
$299 SGD
View
Retailer 4
-
$319 SGD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$319 SGD
View
A
Retailer 6
-
$420 SGD
View
A
Retailer 7
-
$551 SGD
View
B+
Retailer 8
-
$553 SGD
View
B+
Retailer 9
-
$580 SGD
View
B+
Retailer 10
-
$621 SGD
View
B+
Retailer 11
-
$669 SGD
View
B+
Retailer 12
-
$778 SGD
View
B
Retailer 13
-
$1,027 SGD
View
B
Retailer 14
-
$1,031 SGD
View
B
Retailer 15
-
$1,095 SGD
View
B
Retailer 16
-
$1,213 SGD
View
B
Retailer 17
-
$1,493 SGD
View
Most Expensive
B
Reve Diamonds
51AA2D642 · Nov 4
$1,531 SGD
$1,199 USD
View
17 more retailers have this diamond
Prices start from $258 SGDSave up to $1,273 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
$258 SGD