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Marquise|Lab Grown|IGI

2.78ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG839615487

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839615487

Diamond specifications and retailer prices

From HK$4,537 HKD
$578 USD
As of November 3, 2026
Save HK$9,095 HKD (67%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$13,632 HKD at Novita Diamonds · As of October 30, 2026
View at Novita Diamonds

About this 2.78ct lab-grown marquise diamond

This 2.78ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839615487 or 839615487. Listed at 5 retailers as of October 30, 2026, with prices from HK$4,537 to HK$13,632, a HK$9,095 spread on the same certified stone. Novita Diamonds lists it at HK$13,632. 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

2.78
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839615487
Dimensions14.93 × 7.15 × 4.61 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.93 mm7.15 mm2.78 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839615487
Side View
Table 55.0%Crown 36.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: HK$13,632 HKD|Low: HK$4,537 HKD|High: HK$13,632 HKD|Avg: HK$6,106 HKD
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 4HK$4,537 HKD
Retailer 5HK$4,755 HKD
Retailer 2HK$6,031 HKD
Retailer 3HK$6,559 HKD
Retailer 6HK$6,758 HKD
Novita DiamondsHK$13,632 HKD

6 data points across 6 retailers

5 retailersHK$4,537 HKD to HK$13,632 HKD

A
Cheapest Retailer
-
HK$4,537 HKD
$578 USD
B+
Retailer 2
-
HK$4,755 HKD
$606 USD
View
A
Retailer 3
-
HK$6,031 HKD
€732 EUR
View
A
Retailer 4
-
HK$6,559 HKD
$836 USD
View
Most Expensive
B
Novita Diamonds
cert_839615487 · Oct 30
HK$13,632 HKD
A$2,673 AUD
View
4 more retailers have this diamond
Prices start from HK$4,537 HKDSave up to HK$9,095 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
2.78ct Marquise
HK$4,537 HKD