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Marquise|Lab Grown|IGI

5.09ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG831612311

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831612311

Diamond specifications and retailer prices

From $1,714 SGD
$1,341 USD
As of October 30, 2026
Save $10,073 SGD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $11,787 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831612311 or 831612311. Listed at 16 retailers as of October 30, 2026, with prices from $1,714 to $11,787, a $10,073 spread on the same certified stone. Do Amore Diamonds lists it at $11,787. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.09
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831612311
Dimensions17.09 × 9.22 × 5.68 mm
L/W Ratio1.85
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.09 mm9.22 mm5.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831612311
Side View
Table 61.0%Crown 33.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
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: Oct 30
Current: $11,787 SGD|Low: $1,679 SGD|High: $11,787 SGD|Avg: $4,674 SGD|+2.1%
Do Amore Diamonds
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
Retailer 18
Retailer 19
November 1, 2026
Retailer 17$1,714 SGD
Retailer 4$1,865 SGD
Retailer 19$2,117 SGD
Retailer 15$2,205 SGD
Retailer 13$2,376 SGD
Retailer 9$2,770 SGD
Retailer 12$2,797 SGD
Retailer 7$3,269 SGD
Retailer 10$3,443 SGD
Retailer 16$3,706 SGD
Retailer 3$4,114 SGD
Retailer 14$4,447 SGD
Retailer 8$5,297 SGD
Retailer 18$5,578 SGD
Retailer 2$6,269 SGD
Retailer 11$6,868 SGD
Retailer 5$9,833 SGD
Retailer 6$9,839 SGD
Do Amore Diamonds$11,787 SGD

24 data points across 19 retailers

16 retailers$1,714 SGD to $11,787 SGD

A
Cheapest Retailer
-
$1,714 SGD
$1,341 USD
A
Retailer 2
-
$1,865 SGD
$1,459 USD
View
A
Retailer 3
-
$2,117 SGD
$1,656 USD
View
A
Retailer 4
-
$2,205 SGD
$1,725 USD
View
A
Retailer 5
-
$2,376 SGD
£1,464 GBP
View
B+
Retailer 6
-
$2,797 SGD
$2,188 USD
View
B+
Retailer 7
-
$3,269 SGD
€2,435 EUR
View
B+
Retailer 8
-
$3,706 SGD
$2,899 USD
View
B+
Retailer 9
-
$4,114 SGD
$3,218 USD
View
B
Retailer 10
-
$4,447 SGD
A$5,352 AUD
View
Retailer 11
-
$5,297 SGD
$4,143 USD
View
Price last confirmed 8 days ago
B
Retailer 12
-
$5,578 SGD
CA$6,061 CAD
View
B
Retailer 13
-
$6,269 SGD
£3,861 GBP
View
B
Retailer 14
-
$9,833 SGD
$7,691 USD
View
B
Retailer 15
-
$9,839 SGD
$7,696 USD
View
Most Expensive
B
Do Amore Diamonds
27-009E0F80F · Oct 31
$11,787 SGD
$9,220 USD
View
15 more retailers have this diamond
Prices start from $1,714 SGDSave up to $10,073 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
5.09ct Marquise
$1,714 SGD