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Marquise|Lab Grown|IGI

1.50ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG549201506

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG549201506

Diamond specifications and retailer prices

From HK$2,424 HKD
$309 USD
As of October 31, 2026
Save HK$7,859 HKD (76%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$11,604 HKD at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG549201506 or 549201506. Listed at 23 retailers as of October 31, 2026, with a 324% 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

1.50
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG549201506
Dimensions12.30 × 5.98 × 3.61 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.30 mm5.98 mm1.50 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG549201506
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 60.4%

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: Oct 31
Current: HK$10,283 HKD|Low: HK$2,071 HKD|High: HK$14,269 HKD|Avg: HK$5,885 HKD|-27.1%
Retailer 1
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
November 1, 2026
Retailer 6HK$2,071 HKD
Retailer 15HK$2,424 HKD
Retailer 4HK$2,566 HKD
Retailer 2HK$3,013 HKD
Retailer 16HK$3,625 HKD
Retailer 12HK$3,648 HKD
Retailer 5HK$3,993 HKD
Retailer 10HK$4,267 HKD
Retailer 14HK$4,621 HKD
Retailer 9HK$4,910 HKD
Retailer 7HK$5,696 HKD
Retailer 11HK$6,211 HKD
Retailer 13HK$7,877 HKD
Retailer 8HK$8,668 HKD
Retailer 3HK$10,278 HKD
Retailer 1HK$10,283 HKD

43 data points across 16 retailers

23 retailersHK$2,424 HKD to HK$10,283 HKD

Retailer 1
-
HK$2,071 HKD
$264 USD
Price last confirmed 24 days ago
A
Retailer 2
-
HK$2,424 HKD
$309 USD
View
Final sale: no returns
Retailer 3
-
HK$2,566 HKD
$327 USD
View
Price last confirmed 24 days ago
Retailer 4
-
HK$2,566 HKD
$327 USD
View
Price last confirmed 22 days ago
Retailer 5
-
HK$2,911 HKD
$371 USD
View
Price last confirmed 33 days ago
A
Retailer 6
-
HK$3,013 HKD
View
Retailer 7
-
HK$3,374 HKD
$430 USD
View
Price last confirmed 34 days ago
Retailer 8
-
HK$3,562 HKD
$454 USD
View
Price last confirmed 34 days ago
A
Retailer 9
-
HK$3,625 HKD
$462 USD
View
A
Retailer 10
-
HK$3,648 HKD
$465 USD
View
B+
Retailer 11
-
HK$3,993 HKD
$509 USD
View
A
Retailer 12
-
HK$4,267 HKD
€518 EUR
View
B+
Retailer 13
-
HK$4,621 HKD
$589 USD
View
B+
Retailer 14
-
HK$4,910 HKD
£493 GBP
View
Retailer 15
-
HK$5,696 HKD
$726 USD
View
Price last confirmed 8 days ago
B
Retailer 16
-
HK$6,211 HKD
A$1,218 AUD
View
B
Retailer 17
-
HK$7,877 HKD
$1,004 USD
View
B
Retailer 18
-
HK$8,246 HKD
$1,051 USD
View
Retailer 19
-
HK$8,246 HKD
$1,051 USD
View
Price last confirmed 22 days ago
B
Retailer 20
-
HK$8,668 HKD
SGD 1,493 SGD
View
B
Retailer 21
-
HK$10,278 HKD
$1,310 USD
View
B
Retailer 22
-
HK$10,283 HKD
£1,032 GBP
View
Most Expensive
NZ Jewellers
e96fc7f9-6724-485c-94e8-08556ca16bb8 · Sep 30
HK$11,604 HKD
$1,479 USD
View
Price last confirmed 32 days ago
22 more retailers have this diamond
Prices start from HK$2,424 HKDSave up to HK$7,859 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$2,424 HKD