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Marquise|Lab Grown|IGI

1.09ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG689562578

Shape and cutting style on the report: Marquise modified brilliant

Certificate IGI LG689562578

Diamond specifications and retailer prices

From HK$1,993 HKD
As of November 4, 2026
Save HK$9,854 HKD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$11,846 HKD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.09ct lab-grown marquise diamond

This 1.09ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG689562578 or 689562578. Listed at 22 retailers as of November 4, 2026, with prices from HK$1,993 to HK$11,846, a HK$9,854 spread on the same certified stone. Brilliant Earth lists it at HK$11,846. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689562578
Dimensions9.73 × 5.08 × 3.34 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.73 mm5.08 mm1.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689562578
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 32.2°Culet: NoneDepth 65.7%

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: Nov 4
Current: HK$11,846 HKD|Low: HK$1,993 HKD|High: HK$14,278 HKD|Avg: HK$6,008 HKD|-17.0%
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
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Retailer 7
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Retailer 11
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Retailer 16
Retailer 17
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Retailer 19
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Retailer 21
November 5, 2026
Retailer 4HK$1,993 HKD
Retailer 8HK$2,228 HKD
Retailer 12HK$2,314 HKD
Retailer 19HK$2,471 HKD
Retailer 21HK$2,471 HKD
Retailer 10HK$3,334 HKD
Retailer 3HK$3,726 HKD
Retailer 18HK$4,229 HKD
Retailer 16HK$4,260 HKD
Retailer 5HK$4,401 HKD
Retailer 2HK$4,660 HKD
Retailer 6HK$5,162 HKD
Retailer 17HK$5,876 HKD
Retailer 15HK$6,049 HKD
Retailer 11HK$7,257 HKD
Retailer 20HK$7,947 HKD
Retailer 7HK$8,339 HKD
Retailer 14HK$8,669 HKD
Retailer 13HK$9,869 HKD
Retailer 9HK$10,709 HKD
Brilliant EarthHK$11,846 HKD

32 data points across 21 retailers

22 retailersHK$1,993 HKD to HK$11,846 HKD

A
Cheapest Retailer
-
HK$1,993 HKD
A
Retailer 2
-
HK$2,228 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,314 HKD
View
Retailer 4
-
HK$2,471 HKD
View
Price last confirmed 11 days ago
A
Retailer 5
-
HK$2,471 HKD
View
A
Retailer 6
-
HK$3,334 HKD
View
A
Retailer 7
-
HK$3,726 HKD
View
Retailer 8
-
HK$4,229 HKD
View
Price last confirmed 9 days ago
A
Retailer 9
-
HK$4,260 HKD
View
A
Retailer 10
-
HK$4,401 HKD
View
A
Retailer 11
-
HK$4,660 HKD
View
B+
Retailer 12
-
HK$5,162 HKD
View
B+
Retailer 13
-
HK$5,876 HKD
View
B+
Retailer 14
-
HK$6,049 HKD
View
Retailer 15
-
HK$6,245 HKD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
HK$7,257 HKD
View
B+
Retailer 17
-
HK$7,947 HKD
View
B+
Retailer 18
-
HK$8,339 HKD
View
B+
Retailer 19
-
HK$8,669 HKD
View
B
Retailer 20
-
HK$9,869 HKD
View
B
Retailer 21
-
HK$10,709 HKD
View
Most Expensive
B
Brilliant Earth
15473140A · Nov 5
HK$11,846 HKD
$1,510 USD
View
21 more retailers have this diamond
Prices start from HK$1,993 HKDSave up to HK$9,854 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
1.09ct Marquise
HK$1,993 HKD