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Marquise|Lab Grown|IGI

3.31ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG755509033

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG755509033

Diamond specifications and retailer prices

From HK$5,068 HKD
$646 USD
As of November 1, 2026
Save HK$19,184 HKD (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$24,253 HKD at Frank Darling · As of October 28, 2026
View at Frank Darling

About this 3.31ct lab-grown marquise diamond

This 3.31ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG755509033 or 755509033. Listed at 6 retailers as of October 28, 2026, with prices from HK$5,068 to HK$24,253, a HK$19,184 spread on the same certified stone. Frank Darling lists it at HK$24,253. 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

3.31
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755509033
Dimensions14.93 × 8.00 × 5.04 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizePointed
Top View
14.93 mm8.00 mm3.31 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755509033
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

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 1
Current: HK$24,253 HKD|Low: HK$4,747 HKD|High: HK$43,779 HKD|Avg: HK$14,595 HKD
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 15HK$4,747 HKD
Retailer 9HK$5,068 HKD
Retailer 7HK$5,305 HKD
Retailer 13HK$7,094 HKD
Retailer 5HK$7,524 HKD
Retailer 11HK$9,462 HKD
Retailer 4HK$9,642 HKD
Retailer 14HK$11,230 HKD
Retailer 2HK$13,087 HKD
Retailer 3HK$13,934 HKD
Retailer 10HK$16,201 HKD
Retailer 8HK$20,948 HKD
Frank DarlingHK$24,253 HKD
Retailer 6HK$25,655 HKD
Retailer 12HK$43,779 HKD

2 data points across 15 retailers

6 retailersHK$5,068 HKD to HK$24,253 HKD

B+
Cheapest Retailer
-
HK$5,068 HKD
$646 USD
B+
Retailer 2
-
HK$11,230 HKD
CA$1,988 CAD
View
B+
Retailer 3
-
HK$13,087 HKD
$1,668 USD
View
B+
Retailer 4
-
HK$16,201 HKD
$2,065 USD
View
B
Retailer 5
-
HK$20,948 HKD
$2,670 USD
View
Most Expensive
B
Frank Darling
100743325650KD · Oct 28
HK$24,253 HKD
$3,091 USD
View
5 more retailers have this diamond
Prices start from HK$5,068 HKDSave up to HK$19,184 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+
3.31ct Marquise
HK$5,068 HKD