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Marquise|Lab Grown|IGI

5.09ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG712563747

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG712563747

Diamond specifications and retailer prices

From $1,909 SGD
$1,493 USD
As of October 30, 2026
Save $11,221 SGD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $15,456 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG712563747 or 712563747. Listed at 23 retailers as of October 30, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712563747
Dimensions18.14 × 8.97 × 5.51 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Top View
18.14 mm8.97 mm5.09 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712563747
Side View
Table 63.0%Crown 35°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $15,456 SGD|Low: $1,832 SGD|High: $15,737 SGD|Avg: $4,657 SGD|-1.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10$1,909 SGD
Retailer 11$2,214 SGD
Retailer 6$2,323 SGD
Retailer 7$2,435 SGD
Retailer 4$2,475 SGD
Retailer 3$3,101 SGD
Retailer 2$3,464 SGD
Retailer 8$4,966 SGD
Retailer 12$5,968 SGD
Retailer 5$6,755 SGD
Retailer 9$7,019 SGD
Brilliant Earth$15,456 SGD

44 data points across 12 retailers

23 retailers$1,909 SGD to $13,129 SGD

Retailer 1
-
$1,909 SGD
$1,493 USD
Price last confirmed 23 days ago
A
Retailer 2
-
$1,909 SGD
$1,493 USD
View
Retailer 3
-
$2,077 SGD
$1,625 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$2,214 SGD
$1,732 USD
View
Price last confirmed 29 days ago
Retailer 5
-
$2,214 SGD
$1,732 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$2,323 SGD
$1,817 USD
View
Final sale: no returns
B+
Retailer 7
-
$2,435 SGD
$1,905 USD
View
A
Retailer 8
-
$2,475 SGD
$1,936 USD
View
B+
Retailer 9
-
$2,690 SGD
$2,104 USD
View
B+
Retailer 10
-
$3,101 SGD
$2,426 USD
View
B+
Retailer 11
-
$3,464 SGD
£2,134 GBP
View
B+
Retailer 12
-
$4,019 SGD
$3,144 USD
View
Retailer 13
-
$4,582 SGD
$3,584 USD
View
Price last confirmed 31 days ago
B
Retailer 14
-
$4,582 SGD
$3,584 USD
View
B+
Retailer 15
-
$4,966 SGD
ZAR 62,756 ZAR
View
B
Retailer 16
-
$5,066 SGD
£3,120 GBP
View
B
Retailer 17
-
$5,968 SGD
$4,668 USD
View
B
Retailer 18
-
$6,413 SGD
$5,016 USD
View
B
Retailer 19
-
$6,755 SGD
A$8,129 AUD
View
B
Retailer 20
-
$7,019 SGD
£4,323 GBP
View
B
Retailer 21
-
$8,604 SGD
$6,730 USD
View
B
Retailer 22
-
$13,129 SGD
$10,270 USD
View
Most Expensive
Brilliant Earth
17611050A · Oct 31
$15,456 SGD
$12,090 USD
View
Price under review
22 more retailers have this diamond
Prices start from $1,909 SGDSave up to $11,221 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
$1,909 SGD