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Marquise|Lab Grown|IGI

0.50ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG436073156

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436073156

Diamond specifications and retailer prices

From HK$2,354 HKD
$300 USD
As of November 2, 2026
Save HK$9,344 HKD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$11,698 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 0.5ct lab-grown marquise diamond

This 0.5ct lab-grown marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436073156 or 436073156. Listed at 11 retailers as of October 26, 2026, with prices from HK$2,354 to HK$11,698, a HK$9,344 spread on the same certified stone. MOH London lists it at HK$11,698. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.50
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073156
Dimensions7.74 × 4.28 × 2.61 mm
L/W Ratio1.81
Girdle conditionFaceted
Culet sizePointed
Top View
7.74 mm4.28 mm0.50 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436073156
Side View
Table 61.5%Crown 31.8°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.0%

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$11,698 HKD|Low: HK$2,260 HKD|High: HK$11,827 HKD|Avg: HK$5,543 HKD|-0.9%
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
October 31, 2026
Retailer 9HK$2,354 HKD
Retailer 7HK$2,511 HKD
Retailer 3HK$2,628 HKD
Retailer 13HK$2,730 HKD
Retailer 10HK$2,919 HKD
Retailer 14HK$2,919 HKD
Retailer 4HK$4,158 HKD
Retailer 12HK$4,770 HKD
Retailer 2HK$5,346 HKD
Retailer 5HK$5,759 HKD
Retailer 8HK$8,960 HKD
Retailer 11HK$9,376 HKD
MOH LondonHK$11,698 HKD
Retailer 6HK$11,718 HKD

24 data points across 14 retailers

11 retailersHK$2,354 HKD to HK$11,698 HKD

A
Cheapest Retailer
-
HK$2,354 HKD
$300 USD
A
Retailer 2
-
HK$2,511 HKD
$320 USD
View
B+
Retailer 3
-
HK$2,628 HKD
$335 USD
View
Final sale: no returns
B+
Retailer 4
-
HK$2,730 HKD
$348 USD
View
Retailer 5
-
HK$2,919 HKD
$372 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
HK$2,919 HKD
$372 USD
View
B
Retailer 7
-
HK$4,770 HKD
$608 USD
View
B
Retailer 8
-
HK$5,346 HKD
€649 EUR
View
B
Retailer 9
-
HK$8,960 HKD
$1,142 USD
View
B
Retailer 10
-
HK$9,376 HKD
$1,195 USD
View
Most Expensive
B
MOH London
LG436073156 · Oct 26
HK$11,698 HKD
£1,174 GBP
View
10 more retailers have this diamond
Prices start from HK$2,354 HKDSave up to HK$9,344 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
0.50ct Marquise
HK$2,354 HKD