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Marquise|Lab Grown|IGI

3.50ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG734532559

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG734532559

Diamond specifications and retailer prices

From HK$14,465 HKD
CA$2,561 CAD
As of November 2, 2026
Save HK$6,405 HKD (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$20,871 HKD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.5ct lab-grown marquise diamond

This 3.5ct 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 LG734532559 or 734532559. Listed at 2 retailers as of November 1, 2026, with prices from HK$14,465 to HK$20,871, a HK$6,405 spread on the same certified stone. The Diamond Guys lists it at HK$20,871. 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

3.50
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734532559
Dimensions15.56 × 7.77 × 5.03 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Top View
15.56 mm7.77 mm3.50 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734532559
Side View
Table 59.0%Crown 35.6°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$14,465 HKD|Low: HK$5,602 HKD|High: HK$52,891 HKD|Avg: HK$20,749 HKD|-14.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
The Diamond Guys
August 3, 2026
Retailer 2HK$5,602 HKD
Retailer 3HK$7,893 HKD
Retailer 5HK$8,866 HKD
Retailer 8HK$9,611 HKD
Retailer 7HK$13,923 HKD
Retailer 1HK$14,465 HKD
Retailer 4HK$15,306 HKD
Retailer 6HK$17,924 HKD
The Diamond GuysHK$20,871 HKD

67 data points across 9 retailers

2 retailersHK$14,465 HKD to HK$20,871 HKD

B+
Cheapest Retailer
-
HK$14,465 HKD
CA$2,561 CAD
Most Expensive
B
The Diamond Guys
1873544233 · Nov 1
HK$20,871 HKD
$2,660 USD
View
1 more retailer has this diamond
Prices start from HK$14,465 HKDSave up to HK$6,405 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.

B+
3.50ct Marquise
HK$14,465 HKD