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Marquise|Lab Grown|IGI

5.51ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG849635665

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG849635665

Diamond specifications and retailer prices

From HK$12,979 HKD
£1,303 GBP
As of October 26, 2026
Save HK$16,089 HKD (55%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$29,068 HKD at Taylor and Hart · As of October 26, 2026
View at Taylor and Hart

About this 5.51ct lab-grown marquise diamond

This 5.51ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG849635665 or 849635665. Listed at 4 retailers as of October 26, 2026, with prices from HK$12,979 to HK$29,068, a HK$16,089 spread on the same certified stone. Taylor and Hart lists it at HK$29,068. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

5.51
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849635665
Dimensions18.29 × 9.05 × 5.80 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.29 mm9.05 mm5.51 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849635665
Side View
Table 60.0%Crown 36.2°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 64.1%

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 26
Current: HK$20,305 HKD|Low: HK$11,838 HKD|High: HK$29,068 HKD|Avg: HK$18,195 HKD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
October 26, 2026
Retailer 2HK$12,979 HKD
Retailer 3HK$14,766 HKD
Retailer 1HK$20,305 HKD
Taylor and HartHK$29,068 HKD

4 data points across 4 retailers

4 retailersHK$12,979 HKD to HK$29,068 HKD

A
Cheapest Retailer
-
HK$12,979 HKD
£1,303 GBP
Retailer 2
-
HK$14,766 HKD
$1,882 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
HK$20,305 HKD
$2,588 USD
View
Most Expensive
B
Taylor and Hart
XI2WAYN · Oct 26
HK$29,068 HKD
$3,705 USD
View
3 more retailers have this diamond
Prices start from HK$12,979 HKDSave up to HK$16,089 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
5.51ct Marquise
HK$12,979 HKD