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Marquise|Lab Grown|IGI

2.99ct F VS1 Marquise Lab Grown Diamond

VG • F/VS1 • IGI LG840666255

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840666255

Diamond specifications and retailer prices

From HK$4,088 HKD
$521 USD
As of November 1, 2026
Save HK$20,470 HKD (83%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$24,558 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.99ct lab-grown marquise diamond

This 2.99ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG840666255 or 840666255. Listed at 4 retailers as of October 30, 2026, with prices from HK$4,088 to HK$24,558, a HK$20,470 spread on the same certified stone. Brilliant Earth lists it at HK$24,558. 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

2.99
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840666255
Dimensions15.09 × 7.42 × 4.73 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.09 mm7.42 mm2.99 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840666255
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.7%

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: Nov 1
Current: HK$24,558 HKD|Low: HK$4,088 HKD|High: HK$40,957 HKD|Avg: HK$18,713 HKD|-40.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3HK$4,088 HKD
Retailer 2HK$7,817 HKD
Retailer 4HK$20,047 HKD
Brilliant EarthHK$24,558 HKD

29 data points across 4 retailers

4 retailersHK$4,088 HKD to HK$24,558 HKD

A
Cheapest Retailer
-
HK$4,088 HKD
$521 USD
Final sale: no returns
A
Retailer 2
-
HK$7,817 HKD
£785 GBP
View
Retailer 3
-
HK$20,047 HKD
$2,555 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
21623712A · Oct 30
HK$24,558 HKD
$3,130 USD
View
3 more retailers have this diamond
Prices start from HK$4,088 HKDSave up to HK$20,470 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
2.99ct Marquise
HK$4,088 HKD