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Marquise|Lab Grown|IGI

5.03ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG840648727

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840648727

Diamond specifications and retailer prices

From HK$8,411 HKD
$1,072 USD
As of October 29, 2026
Save HK$41,806 HKD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$50,217 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.03ct lab-grown marquise diamond

This 5.03ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840648727 or 840648727. Listed at 18 retailers as of October 29, 2026, with prices from HK$8,411 to HK$50,217, a HK$41,806 spread on the same certified stone. Brilliant Earth lists it at HK$50,217. 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

5.03
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840648727
Dimensions17.93 × 9.04 × 5.47 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.93 mm9.04 mm5.03 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840648727
Side View
Table 61.0%Crown 32.7°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.5%

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 29
Current: HK$8,575 HKD|Low: HK$6,536 HKD|High: HK$38,981 HKD|Avg: HK$18,754 HKD|-0.9%
Retailer 1
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
October 30, 2026
Retailer 16HK$6,811 HKD
Retailer 2HK$7,407 HKD
Retailer 7HK$8,411 HKD
Retailer 1HK$8,575 HKD
Retailer 11HK$9,180 HKD
Retailer 9HK$10,804 HKD
Retailer 12HK$11,628 HKD
Retailer 13HK$12,935 HKD
Retailer 17HK$15,989 HKD
Retailer 15HK$18,149 HKD
Retailer 5HK$18,494 HKD
Retailer 14HK$22,197 HKD
Retailer 3HK$24,128 HKD
Retailer 10HK$29,755 HKD
Retailer 4HK$31,249 HKD
Retailer 6HK$38,526 HKD
Retailer 8HK$38,981 HKD

22 data points across 17 retailers

18 retailersHK$8,411 HKD to HK$50,217 HKD

Retailer 1
-
HK$6,811 HKD
$868 USD
Price last confirmed 8 days ago
Retailer 2
-
HK$7,407 HKD
$944 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
HK$8,411 HKD
$1,072 USD
View
Final sale: no returns
A
Retailer 4
-
HK$8,575 HKD
£861 GBP
View
A
Retailer 5
-
HK$9,180 HKD
$1,170 USD
View
A
Retailer 6
-
HK$10,804 HKD
$1,377 USD
View
B+
Retailer 7
-
HK$11,628 HKD
$1,482 USD
View
A
Retailer 8
-
HK$12,935 HKD
€1,570 EUR
View
Retailer 9
-
HK$15,989 HKD
A$3,135 AUD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
HK$18,149 HKD
$2,313 USD
View
B+
Retailer 11
-
HK$18,494 HKD
$2,357 USD
View
Retailer 12
-
HK$22,197 HKD
$2,829 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
HK$24,128 HKD
$3,075 USD
View
B
Retailer 14
-
HK$29,755 HKD
£2,986 GBP
View
Retailer 15
-
HK$31,249 HKD
A$6,127 AUD
View
Price last confirmed 21 days ago
Retailer 16
-
HK$38,526 HKD
$4,910 USD
View
Price last confirmed 22 days ago
B
Retailer 17
-
HK$38,981 HKD
$4,968 USD
View
Most Expensive
B
Brilliant Earth
22219147A · Oct 29
HK$50,217 HKD
$6,400 USD
View
17 more retailers have this diamond
Prices start from HK$8,411 HKDSave up to HK$41,806 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
5.03ct Marquise
HK$8,411 HKD