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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 HK$11,714 HKD
$1,493 USD
As of October 30, 2026
Save HK$68,862 HKD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$94,855 HKD 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$94,855 HKD|Low: HK$11,243 HKD|High: HK$96,581 HKD|Avg: HK$29,482 HKD|-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 7HK$11,243 HKD
Retailer 6HK$13,589 HKD
Retailer 8HK$13,589 HKD
Retailer 10HK$14,256 HKD
Retailer 17HK$14,632 HKD
Retailer 9HK$15,189 HKD
Retailer 12HK$16,242 HKD
Retailer 19HK$19,034 HKD
Retailer 14HK$21,258 HKD
Retailer 18HK$24,667 HKD
Retailer 13HK$30,399 HKD
Retailer 16HK$30,477 HKD
Retailer 11HK$31,088 HKD
Retailer 4HK$36,624 HKD
Retailer 3HK$39,356 HKD
Retailer 15HK$41,456 HKD
Retailer 2HK$42,835 HKD
Retailer 5HK$80,575 HKD
Brilliant EarthHK$94,855 HKD

38 data points across 19 retailers

24 retailersHK$11,714 HKD to HK$80,575 HKD

Retailer 1
-
HK$11,243 HKD
$1,433 USD
Price last confirmed 30 days ago
A
Retailer 2
-
HK$11,714 HKD
$1,493 USD
View
Retailer 3
-
HK$12,749 HKD
$1,625 USD
View
Price last confirmed 33 days ago
Retailer 4
-
HK$13,589 HKD
$1,732 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
HK$14,256 HKD
$1,817 USD
View
Final sale: no returns
A
Retailer 6
-
HK$14,632 HKD
$1,865 USD
View
A
Retailer 7
-
HK$15,189 HKD
$1,936 USD
View
A
Retailer 8
-
HK$16,242 HKD
£1,630 GBP
View
B+
Retailer 9
-
HK$16,507 HKD
$2,104 USD
View
B+
Retailer 10
-
HK$19,034 HKD
$2,426 USD
View
B+
Retailer 11
-
HK$21,258 HKD
£2,134 GBP
View
B+
Retailer 12
-
HK$24,667 HKD
$3,144 USD
View
B
Retailer 13
-
HK$28,119 HKD
$3,584 USD
View
Retailer 14
-
HK$28,119 HKD
$3,584 USD
View
Price last confirmed 32 days ago
B
Retailer 15
-
HK$30,399 HKD
A$5,961 AUD
View
B+
Retailer 16
-
HK$30,477 HKD
ZAR 62,756 ZAR
View
B
Retailer 17
-
HK$31,088 HKD
£3,120 GBP
View
B
Retailer 18
-
HK$36,624 HKD
$4,668 USD
View
B
Retailer 19
-
HK$39,356 HKD
$5,016 USD
View
B
Retailer 20
-
HK$41,456 HKD
A$8,129 AUD
View
B
Retailer 21
-
HK$42,835 HKD
£4,299 GBP
View
B
Retailer 22
-
HK$52,804 HKD
$6,730 USD
View
B
Retailer 23
-
HK$80,575 HKD
$10,270 USD
View
Most Expensive
Brilliant Earth
17443438A · Oct 31
HK$94,855 HKD
$12,090 USD
View
Price under review
23 more retailers have this diamond
Prices start from HK$11,714 HKDSave up to HK$68,862 HKD

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
HK$11,714 HKD