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Marquise|Lab Grown|IGI

0.53ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG436045410

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436045410

Diamond specifications and retailer prices

From HK$2,479 HKD
$316 USD
As of November 2, 2026
Save HK$9,018 HKD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$12,385 HKD at MOH London · As of October 21, 2026
View at MOH London

About this 0.53ct lab-grown marquise diamond

This 0.53ct 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 LG436045410 or 436045410. Listed at 12 retailers as of November 1, 2026, with a 364% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.53
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045410
Dimensions8.85 × 4.10 × 2.54 mm
L/W Ratio2.16
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.85 mm4.10 mm0.53 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436045410
Side View
Table 60.0%Crown 34.3°Girdle: MED-THKPavilion 41.5°Culet: NoneDepth 62.0%

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$12,385 HKD|Low: HK$2,377 HKD|High: HK$12,475 HKD|Avg: HK$6,055 HKD|+0.5%
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
Retailer 16
October 25, 2026
Retailer 10HK$2,479 HKD
Retailer 3HK$2,770 HKD
Retailer 8HK$2,793 HKD
Retailer 15HK$2,879 HKD
Retailer 11HK$2,903 HKD
Retailer 12HK$3,076 HKD
Retailer 16HK$3,076 HKD
Retailer 5HK$4,276 HKD
Retailer 14HK$4,998 HKD
Retailer 2HK$5,594 HKD
Retailer 6HK$5,978 HKD
Retailer 9HK$9,015 HKD
Retailer 13HK$9,886 HKD
Retailer 4HK$11,497 HKD
Retailer 7HK$12,355 HKD
MOH LondonHK$12,385 HKD

23 data points across 16 retailers

12 retailersHK$2,479 HKD to HK$11,497 HKD

A
Cheapest Retailer
-
HK$2,479 HKD
$316 USD
A
Retailer 2
-
HK$2,770 HKD
$353 USD
View
Final sale: no returns
B+
Retailer 3
-
HK$2,879 HKD
$367 USD
View
B+
Retailer 4
-
HK$2,903 HKD
$370 USD
View
Retailer 5
-
HK$3,076 HKD
$392 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
HK$3,076 HKD
$392 USD
View
B
Retailer 7
-
HK$4,998 HKD
$637 USD
View
Retailer 8
-
HK$5,594 HKD
€679 EUR
View
Price last confirmed 7 days ago
B
Retailer 9
-
HK$9,015 HKD
$1,149 USD
View
B
Retailer 10
-
HK$9,886 HKD
$1,260 USD
View
B
Retailer 11
-
HK$11,497 HKD
$1,465 USD
View
Most Expensive
MOH London
LG436045410 · Oct 21
HK$12,385 HKD
£1,243 GBP
View
Price last confirmed 12 days ago
11 more retailers have this diamond
Prices start from HK$2,479 HKDSave up to HK$9,018 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
0.53ct Marquise
HK$2,479 HKD