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Marquise|Lab Grown|IGI

1.09ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG500166725

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG500166725

Diamond specifications and retailer prices

From HK$1,804 HKD
As of November 4, 2026
Save HK$13,651 HKD (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$15,455 HKD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 LG500166725 or 500166725. Listed at 24 retailers as of November 4, 2026, with prices from HK$1,804 to HK$15,455, a HK$13,651 spread on the same certified stone. Do Amore Diamonds lists it at HK$15,455. 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 angle33.4°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500166725
Dimensions10.62 × 5.46 × 3.35 mm
L/W Ratio1.95
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
10.62 mm5.46 mm1.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500166725
Side View
Table 58.5%Crown 33.4°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 61.4%

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 4
Current: HK$15,455 HKD|Low: HK$1,804 HKD|High: HK$15,455 HKD|Avg: HK$6,386 HKD
Do Amore Diamonds
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 5, 2026
Retailer 11HK$1,804 HKD
Retailer 5HK$3,099 HKD
Retailer 6HK$3,107 HKD
Retailer 17HK$3,703 HKD
Retailer 13HK$3,797 HKD
Retailer 3HK$3,868 HKD
Retailer 8HK$3,938 HKD
Retailer 2HK$4,064 HKD
Retailer 15HK$5,241 HKD
Retailer 12HK$5,382 HKD
Retailer 18HK$6,433 HKD
Retailer 9HK$7,524 HKD
Retailer 7HK$8,426 HKD
Retailer 10HK$8,802 HKD
Retailer 14HK$8,826 HKD
Retailer 4HK$9,485 HKD
Retailer 16HK$11,376 HKD
Do Amore DiamondsHK$15,455 HKD

42 data points across 18 retailers

24 retailersHK$1,804 HKD to HK$15,455 HKD

Retailer 1
-
HK$1,608 HKD
Price last confirmed 28 days ago
A
Retailer 2
-
HK$1,804 HKD
View
Final sale: no returns
Retailer 3
-
HK$1,914 HKD
View
Price last confirmed 36 days ago
Retailer 4
-
HK$1,993 HKD
View
Price last confirmed 28 days ago
Retailer 5
-
HK$2,220 HKD
View
Price last confirmed 37 days ago
Retailer 6
-
HK$2,346 HKD
View
Price last confirmed 37 days ago
A
Retailer 7
-
HK$3,099 HKD
View
A
Retailer 8
-
HK$3,107 HKD
View
Retailer 9
-
HK$3,703 HKD
View
Price last confirmed 7 days ago
A
Retailer 10
-
HK$3,797 HKD
View
A
Retailer 11
-
HK$3,868 HKD
View
A
Retailer 12
-
HK$3,938 HKD
View
A
Retailer 13
-
HK$4,064 HKD
View
B+
Retailer 14
-
HK$5,241 HKD
View
A
Retailer 15
-
HK$5,382 HKD
View
B+
Retailer 16
-
HK$6,433 HKD
View
B+
Retailer 17
-
HK$7,524 HKD
View
Retailer 18
-
HK$8,426 HKD
View
Price last confirmed 36 days ago
B+
Retailer 19
-
HK$8,426 HKD
View
Retailer 20
-
HK$8,802 HKD
View
Price last confirmed 28 days ago
B+
Retailer 21
-
HK$8,826 HKD
View
B
Retailer 22
-
HK$9,485 HKD
View
B+
Retailer 23
-
HK$11,376 HKD
View
Most Expensive
B
Do Amore Diamonds
27-08963D803 · Nov 4
HK$15,455 HKD
$1,970 USD
View
23 more retailers have this diamond
Prices start from HK$1,804 HKDSave up to HK$13,651 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$1,804 HKD