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Marquise|Lab Grown|IGI

1.09ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG845607037

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845607037

Diamond specifications and retailer prices

From HK$1,781 HKD
As of November 4, 2026
Save HK$12,340 HKD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$14,121 HKD at Brilliant Earth · As of November 4, 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 LG845607037 or 845607037. Listed at 18 retailers as of November 4, 2026, with prices from HK$1,781 to HK$14,121, a HK$12,340 spread on the same certified stone. Brilliant Earth lists it at HK$14,121. 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 angle38.1°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845607037
Dimensions11.30 × 5.19 × 3.22 mm
L/W Ratio2.18
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.30 mm5.19 mm1.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845607037
Side View
Table 62.0%Crown 38.1°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 62.0%

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: Nov 4
Current: HK$2,306 HKD|Low: HK$1,781 HKD|High: HK$10,065 HKD|Avg: HK$5,203 HKD|-5.5%
Retailer 1
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
November 5, 2026
Retailer 16HK$1,781 HKD
Retailer 2HK$1,985 HKD
Retailer 6HK$2,063 HKD
Retailer 12HK$2,205 HKD
Retailer 1HK$2,306 HKD
Retailer 5HK$2,981 HKD
Retailer 8HK$3,883 HKD
Retailer 13HK$4,080 HKD
Retailer 9HK$4,684 HKD
Retailer 10HK$5,092 HKD
Retailer 7HK$5,460 HKD
Retailer 3HK$7,100 HKD
Retailer 4HK$7,131 HKD
Retailer 17HK$7,508 HKD
Retailer 14HK$7,633 HKD
Retailer 15HK$8,826 HKD
Retailer 11HK$9,728 HKD

9 data points across 17 retailers

18 retailersHK$1,781 HKD to HK$14,121 HKD

A+
Cheapest Retailer
-
HK$1,781 HKD
A
Retailer 2
-
HK$1,985 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,063 HKD
View
A
Retailer 4
-
HK$2,205 HKD
View
A
Retailer 5
-
HK$2,306 HKD
View
A
Retailer 6
-
HK$2,981 HKD
View
A
Retailer 7
-
HK$3,883 HKD
View
A
Retailer 8
-
HK$4,080 HKD
View
A
Retailer 9
-
HK$4,684 HKD
View
A
Retailer 10
-
HK$5,092 HKD
View
B+
Retailer 11
-
HK$5,460 HKD
View
B+
Retailer 12
-
HK$7,100 HKD
View
B+
Retailer 13
-
HK$7,131 HKD
View
B+
Retailer 14
-
HK$7,508 HKD
View
B+
Retailer 15
-
HK$7,633 HKD
View
B+
Retailer 16
-
HK$8,826 HKD
View
B+
Retailer 17
-
HK$9,728 HKD
View
Most Expensive
B
Brilliant Earth
22400591A · Nov 4
HK$14,121 HKD
$1,800 USD
View
17 more retailers have this diamond
Prices start from HK$1,781 HKDSave up to HK$12,340 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$1,781 HKD