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Marquise|Lab Grown|IGI

3.51ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG735549045

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG735549045

Diamond specifications and retailer prices

From HK$4,629 HKD
$590 USD
As of November 2, 2026
Save HK$20,272 HKD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$24,901 HKD at MOH London · As of November 1, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG735549045 or 735549045. Listed at 10 retailers as of November 1, 2026, with prices from HK$4,629 to HK$24,901, a HK$20,272 spread on the same certified stone. MOH London lists it at HK$24,901. 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
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735549045
Dimensions16.19 × 7.84 × 4.89 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.19 mm7.84 mm3.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735549045
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.4%

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 2
Current: HK$24,901 HKD|Low: HK$4,441 HKD|High: HK$25,200 HKD|Avg: HK$11,868 HKD|-1.1%
MOH London
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
November 2, 2026
Retailer 11HK$4,629 HKD
Retailer 14HK$5,178 HKD
Retailer 15HK$5,178 HKD
Retailer 2HK$6,384 HKD
Retailer 6HK$7,473 HKD
Retailer 13HK$8,819 HKD
Retailer 9HK$8,827 HKD
Retailer 7HK$9,517 HKD
Retailer 8HK$12,112 HKD
Retailer 5HK$12,970 HKD
Retailer 10HK$14,233 HKD
Retailer 12HK$15,088 HKD
Retailer 4HK$16,740 HKD
Retailer 3HK$20,314 HKD
MOH LondonHK$24,901 HKD

25 data points across 15 retailers

10 retailersHK$4,629 HKD to HK$24,901 HKD

A
Cheapest Retailer
-
HK$4,629 HKD
$590 USD
A
Retailer 2
-
HK$5,178 HKD
$660 USD
View
A
Retailer 3
-
HK$5,178 HKD
$660 USD
View
Final sale: no returns
A
Retailer 4
-
HK$6,384 HKD
£641 GBP
View
A
Retailer 5
-
HK$8,819 HKD
$1,124 USD
View
A
Retailer 6
-
HK$8,827 HKD
$1,125 USD
View
B+
Retailer 7
-
HK$12,112 HKD
A$2,375 AUD
View
B+
Retailer 8
-
HK$14,233 HKD
$1,814 USD
View
B+
Retailer 9
-
HK$15,088 HKD
$1,923 USD
View
Most Expensive
B
MOH London
LG735549045 · Nov 1
HK$24,901 HKD
£2,499 GBP
View
9 more retailers have this diamond
Prices start from HK$4,629 HKDSave up to HK$20,272 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$4,629 HKD