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Marquise|Lab Grown|IGI

1.50ct I SI2 Marquise Lab Grown Diamond

ID • I/SI2 • IGI LG436072051

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436072051

Diamond specifications and retailer prices

From HK$6,590 HKD
$840 USD
As of October 31, 2026
Save HK$26,002 HKD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$32,592 HKD at MOH London · As of November 1, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436072051 or 436072051. Listed at 9 retailers as of October 31, 2026, with prices from HK$6,590 to HK$32,592, a HK$26,002 spread on the same certified stone. MOH London lists it at HK$32,592. 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

1.50
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.1°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436072051
Dimensions10.94 × 6.06 × 3.91 mm
L/W Ratio1.81
Girdle conditionFaceted
Culet sizePointed
Top View
10.94 mm6.06 mm1.50 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436072051
Side View
Table 58.5%Crown 33.1°Girdle: STK-VTKPavilion 41.4°Culet: NoneDepth 64.5%

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: Oct 31
Current: HK$32,592 HKD|Low: HK$6,590 HKD|High: HK$33,031 HKD|Avg: HK$15,734 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2HK$6,590 HKD
Retailer 3HK$8,748 HKD
Retailer 7HK$9,517 HKD
Retailer 4HK$10,144 HKD
Retailer 9HK$14,515 HKD
Retailer 5HK$16,139 HKD
Retailer 6HK$19,018 HKD
Retailer 8HK$20,579 HKD
MOH LondonHK$32,592 HKD

15 data points across 9 retailers

9 retailersHK$6,590 HKD to HK$32,592 HKD

A
Cheapest Retailer
-
HK$6,590 HKD
$840 USD
B+
Retailer 2
-
HK$8,748 HKD
$1,115 USD
View
B+
Retailer 3
-
HK$9,517 HKD
$1,213 USD
View
B+
Retailer 4
-
HK$10,144 HKD
$1,293 USD
View
Retailer 5
-
HK$10,144 HKD
$1,293 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
HK$16,139 HKD
$2,057 USD
View
B
Retailer 7
-
HK$19,018 HKD
$2,424 USD
View
B
Retailer 8
-
HK$20,579 HKD
$2,623 USD
View
Most Expensive
B
MOH London
LG436072051 · Nov 1
HK$32,592 HKD
£3,271 GBP
View
8 more retailers have this diamond
Prices start from HK$6,590 HKDSave up to HK$26,002 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$6,590 HKD