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Marquise|Lab Grown|IGI

1.45ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG790611663

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611663

Diamond specifications and retailer prices

From HK$3,076 HKD
As of October 30, 2026
Save HK$21,560 HKD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$27,617 HKD at Rare Carat · As of September 30, 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 LG790611663 or 790611663. Listed at 21 retailers as of October 30, 2026, with a 701% 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 angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611663
Dimensions11.95 × 5.95 × 3.68 mm
L/W Ratio2.01
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
11.95 mm5.95 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611663
Side View
Table 56.0%Crown 33.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.8%

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: Oct 30
Current: HK$27,617 HKD|Low: HK$3,076 HKD|High: HK$34,051 HKD|Avg: HK$12,761 HKD
Rare Carat
Retailer 2
Retailer 3
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 22
October 30, 2026
Retailer 8HK$3,076 HKD
Retailer 10HK$3,436 HKD
Retailer 3HK$3,444 HKD
Retailer 19HK$3,821 HKD
Retailer 21HK$3,821 HKD
Retailer 9HK$4,213 HKD
Retailer 17HK$4,982 HKD
Retailer 7HK$5,712 HKD
Retailer 11HK$6,065 HKD
Retailer 18HK$6,096 HKD
Retailer 13HK$6,253 HKD
Retailer 16HK$6,559 HKD
Retailer 4HK$8,701 HKD
Retailer 14HK$10,710 HKD
Retailer 5HK$11,117 HKD
Retailer 15HK$12,130 HKD
Retailer 20HK$12,271 HKD
Retailer 6HK$12,553 HKD
Retailer 12HK$14,177 HKD
Retailer 22HK$14,931 HKD
Retailer 2HK$24,636 HKD
Rare CaratHK$27,617 HKD

38 data points across 22 retailers

21 retailersHK$3,076 HKD to HK$24,636 HKD

A+
Cheapest Retailer
-
HK$3,076 HKD
Retailer 2
-
HK$3,444 HKD
View
Price last confirmed 7 days ago
Retailer 3
-
HK$3,821 HKD
View
Price last confirmed 10 days ago
A
Retailer 4
-
HK$3,821 HKD
View
A
Retailer 5
-
HK$4,213 HKD
View
Retailer 6
-
HK$4,982 HKD
View
Price last confirmed 4 days ago
A
Retailer 7
-
HK$5,712 HKD
View
Retailer 8
-
HK$6,065 HKD
View
Price last confirmed 7 days ago
Retailer 9
-
HK$6,096 HKD
View
Price last confirmed 8 days ago
A
Retailer 10
-
HK$6,253 HKD
View
Retailer 11
-
HK$6,559 HKD
View
Price last confirmed 7 days ago
A
Retailer 12
-
HK$8,701 HKD
View
B+
Retailer 13
-
HK$10,710 HKD
View
B+
Retailer 14
-
HK$11,117 HKD
View
B+
Retailer 15
-
HK$12,130 HKD
View
B+
Retailer 16
-
HK$12,271 HKD
View
Price last confirmed 7 days ago
B+
Retailer 17
-
HK$12,553 HKD
View
B+
Retailer 18
-
HK$14,177 HKD
View
Retailer 19
-
HK$14,931 HKD
View
Price last confirmed 10 days ago
B
Retailer 20
-
HK$24,636 HKD
View
Most Expensive
Rare Carat
A9-256A · Sep 30
HK$27,617 HKD
$3,520 USD
View
Price last confirmed 35 days ago
20 more retailers have this diamond
Prices start from HK$3,076 HKDSave up to HK$21,560 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$3,076 HKD