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Marquise|Lab Grown|IGI

1.45ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG801689149

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG801689149

Diamond specifications and retailer prices

From HK$4,519 HKD
As of November 4, 2026
Save HK$21,168 HKD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$27,578 HKD at Rare Carat · As of October 7, 2026
View at Rare Carat

About this 1.45ct lab-grown marquise diamond

This 1.45ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801689149 or 801689149. Listed at 14 retailers as of November 3, 2026, with a 468% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801689149
Dimensions12.02 × 5.91 × 3.61 mm
L/W Ratio2.03
Girdle conditionFaceted
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
12.02 mm5.91 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801689149
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A+
Exceptional
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 4
Current: HK$27,578 HKD|Low: HK$4,519 HKD|High: HK$38,907 HKD|Avg: HK$18,112 HKD|-1.0%
Rare Carat
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
November 4, 2026
Retailer 2HK$4,519 HKD
Retailer 8HK$5,508 HKD
Retailer 9HK$6,339 HKD
Retailer 5HK$7,540 HKD
Retailer 12HK$9,007 HKD
Retailer 4HK$9,070 HKD
Retailer 6HK$9,282 HKD
Retailer 3HK$10,168 HKD
Retailer 11HK$11,329 HKD
Retailer 13HK$12,812 HKD
Retailer 10HK$18,908 HKD
Retailer 7HK$23,459 HKD
Retailer 14HK$25,687 HKD
Rare CaratHK$27,578 HKD

44 data points across 14 retailers

14 retailersHK$4,519 HKD to HK$25,687 HKD

A+
Cheapest Retailer
-
HK$4,519 HKD
A
Retailer 2
-
HK$5,508 HKD
View
A
Retailer 3
-
HK$6,339 HKD
View
A
Retailer 4
-
HK$7,540 HKD
View
A
Retailer 5
-
HK$9,007 HKD
View
B+
Retailer 6
-
HK$9,070 HKD
View
B+
Retailer 7
-
HK$9,282 HKD
View
B+
Retailer 8
-
HK$10,168 HKD
View
B+
Retailer 9
-
HK$11,329 HKD
View
B+
Retailer 10
-
HK$12,812 HKD
View
B
Retailer 11
-
HK$18,908 HKD
View
B
Retailer 12
-
HK$23,459 HKD
View
B
Retailer 13
-
HK$25,687 HKD
View
Most Expensive
Rare Carat
4093-U · Oct 7
HK$27,578 HKD
$3,515 USD
View
Price last confirmed 28 days ago
13 more retailers have this diamond
Prices start from HK$4,519 HKDSave up to HK$21,168 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+
1.45ct Marquise
HK$4,519 HKD