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Marquise|Lab Grown|IGI

3.51ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG847651494

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847651494

Diamond specifications and retailer prices

From HK$7,140 HKD
$910 USD
As of October 28, 2026
Save HK$15,201 HKD (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$22,341 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 3.51ct lab-grown marquise diamond

This 3.51ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847651494 or 847651494. Listed at 9 retailers as of October 28, 2026, with prices from HK$7,140 to HK$22,341, a HK$15,201 spread on the same certified stone. MOH London lists it at HK$22,341. 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

3.51
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847651494
Dimensions15.73 × 7.87 × 4.95 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.73 mm7.87 mm3.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847651494
Side View
Table 59.0%Crown 32.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.9%

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 28
Current: HK$22,341 HKD|Low: HK$7,140 HKD|High: HK$22,341 HKD|Avg: HK$13,104 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 9HK$7,140 HKD
Retailer 5HK$7,231 HKD
Retailer 3HK$8,279 HKD
Retailer 4HK$8,906 HKD
Retailer 6HK$10,373 HKD
Retailer 8HK$11,738 HKD
Retailer 7HK$17,277 HKD
Retailer 2HK$21,069 HKD
MOH LondonHK$22,341 HKD

17 data points across 9 retailers

9 retailersHK$7,140 HKD to HK$22,341 HKD

B+
Cheapest Retailer
-
HK$7,140 HKD
$910 USD
A
Retailer 2
-
HK$7,231 HKD
View
A
Retailer 3
-
HK$8,279 HKD
£831 GBP
View
A
Retailer 4
-
HK$8,906 HKD
€1,081 EUR
View
A
Retailer 5
-
HK$10,373 HKD
$1,322 USD
View
Retailer 6
-
HK$11,738 HKD
$1,496 USD
View
Price last confirmed 13 days ago
B+
Retailer 7
-
HK$17,277 HKD
$2,202 USD
View
B
Retailer 8
-
HK$21,069 HKD
CA$3,730 CAD
View
Most Expensive
B
MOH London
LG847651494 · Oct 29
HK$22,341 HKD
£2,242 GBP
View
8 more retailers have this diamond
Prices start from HK$7,140 HKDSave up to HK$15,201 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
3.51ct Marquise
HK$7,140 HKD