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Marquise|Lab Grown|IGI

1.03ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG811619666

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811619666

Diamond specifications and retailer prices

From HK$4,041 HKD
As of November 3, 2026
Save HK$17,614 HKD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$21,654 HKD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811619666 or 811619666. Listed at 24 retailers as of November 3, 2026, with prices from HK$4,041 to HK$21,654, a HK$17,614 spread on the same certified stone. Brilliant Earth lists it at HK$21,654. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811619666
Dimensions10.63 × 5.35 × 3.31 mm
L/W Ratio1.99
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
10.63 mm5.35 mm1.03 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811619666
Side View
Table 58.0%Crown 34.5°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
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 3
Current: HK$21,654 HKD|Low: HK$4,598 HKD|High: HK$21,654 HKD|Avg: HK$9,899 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 2HK$4,598 HKD
Retailer 8HK$5,610 HKD
Retailer 3HK$6,026 HKD
Retailer 5HK$6,182 HKD
Retailer 11HK$6,810 HKD
Retailer 12HK$6,920 HKD
Retailer 7HK$7,344 HKD
Retailer 9HK$7,728 HKD
Retailer 4HK$11,855 HKD
Retailer 6HK$12,043 HKD
Retailer 13HK$15,809 HKD
Retailer 10HK$16,460 HKD
Brilliant EarthHK$21,654 HKD

42 data points across 13 retailers

24 retailersHK$4,041 HKD to HK$21,654 HKD

Retailer 1
-
HK$3,617 HKD
Price last confirmed 27 days ago
A
Retailer 2
-
HK$4,041 HKD
View
Final sale: no returns
Retailer 3
-
HK$4,048 HKD
View
Price last confirmed 20 days ago
Retailer 4
-
HK$4,480 HKD
View
Price last confirmed 23 days ago
Retailer 5
-
HK$4,480 HKD
View
Price last confirmed 32 days ago
A
Retailer 6
-
HK$4,598 HKD
View
B+
Retailer 7
-
HK$5,163 HKD
View
B+
Retailer 8
-
HK$5,610 HKD
View
B+
Retailer 9
-
HK$6,026 HKD
View
B+
Retailer 10
-
HK$6,182 HKD
View
B+
Retailer 11
-
HK$6,810 HKD
View
B+
Retailer 12
-
HK$6,920 HKD
View
B+
Retailer 13
-
HK$7,344 HKD
View
B+
Retailer 14
-
HK$7,728 HKD
View
B
Retailer 15
-
HK$10,506 HKD
View
B
Retailer 16
-
HK$11,855 HKD
View
B
Retailer 17
-
HK$12,043 HKD
View
B
Retailer 18
-
HK$13,032 HKD
View
Retailer 19
-
HK$14,405 HKD
View
Price last confirmed 35 days ago
B
Retailer 20
-
HK$14,640 HKD
View
Retailer 21
-
HK$15,809 HKD
View
Price last confirmed 28 days ago
B
Retailer 22
-
HK$15,888 HKD
View
B
Retailer 23
-
HK$16,460 HKD
View
Most Expensive
B
Brilliant Earth
20879728A · Nov 3
HK$21,654 HKD
$2,760 USD
View
23 more retailers have this diamond
Prices start from HK$4,041 HKDSave up to HK$17,614 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
1.03ct Marquise
HK$4,041 HKD