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Marquise|Lab Grown|IGI

1.50ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG831621343

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831621343

Diamond specifications and retailer prices

From HK$3,091 HKD
As of November 5, 2026
Save HK$7,450 HKD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$10,541 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.5ct lab-grown marquise diamond

This 1.5ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831621343 or 831621343. Listed at 7 retailers as of November 2, 2026, with prices from HK$3,091 to HK$10,541, a HK$7,450 spread on the same certified stone. MOH London lists it at HK$10,541. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831621343
Dimensions12.39 × 5.94 × 3.57 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
12.39 mm5.94 mm1.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831621343
Side View
Table 63.0%Crown 33°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 60.1%

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 5
Current: HK$10,541 HKD|Low: HK$3,020 HKD|High: HK$10,581 HKD|Avg: HK$6,327 HKD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4HK$3,091 HKD
Retailer 7HK$3,185 HKD
Retailer 3HK$4,527 HKD
Retailer 2HK$4,574 HKD
Retailer 5HK$9,375 HKD
Retailer 6HK$9,767 HKD
MOH LondonHK$10,541 HKD

28 data points across 7 retailers

7 retailersHK$3,091 HKD to HK$10,541 HKD

A
Cheapest Retailer
-
HK$3,091 HKD
B+
Retailer 2
-
HK$3,185 HKD
View
A
Retailer 3
-
HK$4,527 HKD
View
A
Retailer 4
-
HK$4,574 HKD
View
B
Retailer 5
-
HK$9,375 HKD
View
B
Retailer 6
-
HK$9,767 HKD
View
Most Expensive
B
MOH London
LG831621343 · Nov 2
HK$10,541 HKD
£1,058 GBP
View
6 more retailers have this diamond
Prices start from HK$3,091 HKDSave up to HK$7,450 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
1.50ct Marquise
HK$3,091 HKD