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Marquise|Lab Grown|IGI

1.45ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG790698711

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790698711

Diamond specifications and retailer prices

From HK$3,742 HKD
As of November 4, 2026
Save HK$29,916 HKD (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: HK$33,658 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 LG790698711 or 790698711. Listed at 25 retailers as of November 4, 2026, with prices from HK$3,742 to HK$33,658, a HK$29,916 spread on the same certified stone. Brilliant Earth lists it at HK$33,658. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790698711
Dimensions11.66 × 5.93 × 3.74 mm
L/W Ratio1.97
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
11.66 mm5.93 mm1.45 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790698711
Side View
Table 55.0%Crown 34.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$33,658 HKD|Low: HK$3,593 HKD|High: HK$33,658 HKD|Avg: HK$11,648 HKD
Brilliant Earth
Retailer 2
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Retailer 11
Retailer 12
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Retailer 19
November 4, 2026
Retailer 4HK$3,742 HKD
Retailer 14HK$4,190 HKD
Retailer 11HK$4,198 HKD
Retailer 7HK$4,645 HKD
Retailer 17HK$5,767 HKD
Retailer 6HK$6,889 HKD
Retailer 10HK$6,912 HKD
Retailer 18HK$7,446 HKD
Retailer 12HK$7,869 HKD
Retailer 19HK$7,979 HKD
Retailer 15HK$8,842 HKD
Retailer 9HK$13,487 HKD
Retailer 8HK$14,374 HKD
Retailer 3HK$14,946 HKD
Retailer 13HK$17,575 HKD
Retailer 16HK$21,395 HKD
Retailer 5HK$22,015 HKD
Retailer 2HK$28,794 HKD
Brilliant EarthHK$33,658 HKD

37 data points across 19 retailers

25 retailersHK$3,742 HKD to HK$33,658 HKD

A
Cheapest Retailer
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HK$3,742 HKD
A
Retailer 2
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HK$4,190 HKD
View
Final sale: no returns
A
Retailer 3
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HK$4,198 HKD
View
A
Retailer 4
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HK$4,645 HKD
View
Retailer 5
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HK$4,645 HKD
View
Price last confirmed 19 days ago
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Retailer 6
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HK$5,186 HKD
View
A
Retailer 7
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HK$5,767 HKD
View
A
Retailer 8
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HK$6,889 HKD
View
A
Retailer 9
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HK$6,912 HKD
View
Retailer 10
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HK$7,446 HKD
View
Price last confirmed 8 days ago
A
Retailer 11
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HK$7,869 HKD
View
A
Retailer 12
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HK$7,979 HKD
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A
Retailer 13
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HK$8,842 HKD
View
B+
Retailer 14
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HK$11,408 HKD
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B+
Retailer 15
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HK$13,361 HKD
View
B+
Retailer 16
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HK$13,487 HKD
View
B+
Retailer 17
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HK$14,374 HKD
View
B+
Retailer 18
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HK$14,946 HKD
View
B+
Retailer 19
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HK$16,209 HKD
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B+
Retailer 20
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HK$17,575 HKD
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B
Retailer 21
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HK$19,944 HKD
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B
Retailer 22
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HK$21,395 HKD
View
B
Retailer 23
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HK$22,015 HKD
View
B
Retailer 24
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HK$28,794 HKD
View
Most Expensive
B
Brilliant Earth
21575407Y · Nov 4
HK$33,658 HKD
$4,290 USD
View
24 more retailers have this diamond
Prices start from HK$3,742 HKDSave up to HK$29,916 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$3,742 HKD