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Marquise|Lab Grown|IGI

5.09ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG706508292

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG706508292

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)
24 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 LG706508292 or 706508292. Listed at 24 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 angle34.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706508292
Dimensions18.44 × 9.00 × 5.59 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
Top View
18.44 mm9.00 mm5.09 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706508292
Side View
Table 64.0%Crown 34.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.1%

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: $15,456 SGD|Low: $1,832 SGD|High: $15,737 SGD|Avg: $4,804 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 7$1,832 SGD
Retailer 6$2,214 SGD
Retailer 8$2,214 SGD
Retailer 10$2,323 SGD
Retailer 17$2,384 SGD
Retailer 9$2,475 SGD
Retailer 2$2,647 SGD
Retailer 19$3,101 SGD
Retailer 13$3,464 SGD
Retailer 18$4,019 SGD
Retailer 12$4,953 SGD
Retailer 15$4,966 SGD
Retailer 11$5,066 SGD
Retailer 4$5,968 SGD
Retailer 3$6,413 SGD
Retailer 14$6,755 SGD
Retailer 16$7,019 SGD
Retailer 5$13,129 SGD
Brilliant Earth$15,456 SGD

38 data points across 19 retailers

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

Retailer 1
-
$1,832 SGD
$1,433 USD
Price last confirmed 29 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 28 days ago
A
Retailer 5
-
$2,323 SGD
$1,817 USD
View
Final sale: no returns
A
Retailer 6
-
$2,384 SGD
$1,865 USD
View
A
Retailer 7
-
$2,475 SGD
$1,936 USD
View
A
Retailer 8
-
$2,647 SGD
£1,630 GBP
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
B
Retailer 13
-
$4,582 SGD
$3,584 USD
View
Retailer 14
-
$4,582 SGD
$3,584 USD
View
Price last confirmed 31 days ago
B
Retailer 15
-
$4,953 SGD
A$5,961 AUD
View
B+
Retailer 16
-
$4,966 SGD
ZAR 62,756 ZAR
View
B
Retailer 17
-
$5,066 SGD
£3,120 GBP
View
B
Retailer 18
-
$5,968 SGD
$4,668 USD
View
B
Retailer 19
-
$6,413 SGD
$5,016 USD
View
B
Retailer 20
-
$6,755 SGD
A$8,129 AUD
View
B
Retailer 21
-
$7,019 SGD
£4,323 GBP
View
B
Retailer 22
-
$8,604 SGD
$6,730 USD
View
B
Retailer 23
-
$13,129 SGD
$10,270 USD
View
Most Expensive
Brilliant Earth
17443438A · Oct 31
$15,456 SGD
$12,090 USD
View
Price under review
23 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