CaratHunter
Plans
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 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)
23 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 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: HK$94,855 HKD|Low: HK$11,243 HKD|High: HK$96,581 HKD|Avg: HK$28,596 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
November 1, 2026
Retailer 10HK$11,714 HKD
Retailer 11HK$13,589 HKD
Retailer 7HK$14,256 HKD
Retailer 8HK$14,946 HKD
Retailer 4HK$15,189 HKD
Retailer 3HK$19,034 HKD
Retailer 5HK$21,258 HKD
Retailer 9HK$30,477 HKD
Retailer 12HK$36,624 HKD
Retailer 6HK$41,456 HKD
Retailer 2HK$42,835 HKD
Brilliant EarthHK$94,855 HKD

44 data points across 12 retailers

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

Retailer 1
-
HK$11,714 HKD
$1,493 USD
Price last confirmed 24 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
Retailer 5
-
HK$13,589 HKD
$1,732 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
HK$14,256 HKD
$1,817 USD
View
Final sale: no returns
B+
Retailer 7
-
HK$14,946 HKD
$1,905 USD
View
A
Retailer 8
-
HK$15,189 HKD
$1,936 USD
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
Retailer 13
-
HK$28,119 HKD
$3,584 USD
View
Price last confirmed 32 days ago
B
Retailer 14
-
HK$28,119 HKD
$3,584 USD
View
B+
Retailer 15
-
HK$30,477 HKD
ZAR 62,756 ZAR
View
B
Retailer 16
-
HK$31,088 HKD
£3,120 GBP
View
B
Retailer 17
-
HK$36,624 HKD
$4,668 USD
View
B
Retailer 18
-
HK$39,356 HKD
$5,016 USD
View
B
Retailer 19
-
HK$41,456 HKD
A$8,129 AUD
View
B
Retailer 20
-
HK$42,835 HKD
£4,299 GBP
View
B
Retailer 21
-
HK$52,804 HKD
$6,730 USD
View
B
Retailer 22
-
HK$80,575 HKD
$10,270 USD
View
Most Expensive
Brilliant Earth
17611050A · Oct 31
HK$94,855 HKD
$12,090 USD
View
Price under review
22 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