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Marquise|Lab Grown|IGI

1.09ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG778632689

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG778632689

Diamond specifications and retailer prices

From HK$2,048 HKD
As of November 4, 2026
Save HK$11,046 HKD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$13,094 HKD at Helzberg Diamonds · As of November 4, 2026
View at Helzberg 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 LG778632689 or 778632689. Listed at 23 retailers as of November 4, 2026, with prices from HK$2,048 to HK$13,094, a HK$11,046 spread on the same certified stone. Helzberg Diamonds lists it at HK$13,094. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778632689
Dimensions11.33 × 5.31 × 3.20 mm
L/W Ratio2.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.33 mm5.31 mm1.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778632689
Side View
Table 57.0%Crown 33.3°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 60.3%

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$2,660 HKD|Low: HK$2,048 HKD|High: HK$10,881 HKD|Avg: HK$5,093 HKD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 5, 2026
Retailer 5HK$2,048 HKD
Retailer 3HK$2,369 HKD
Retailer 8HK$2,369 HKD
Retailer 2HK$2,534 HKD
Retailer 19HK$2,534 HKD
Retailer 1HK$2,660 HKD
Retailer 14HK$3,805 HKD
Retailer 9HK$4,229 HKD
Retailer 17HK$4,370 HKD
Retailer 7HK$4,464 HKD
Retailer 18HK$4,503 HKD
Retailer 13HK$4,793 HKD
Retailer 6HK$5,186 HKD
Retailer 15HK$6,221 HKD
Retailer 16HK$6,841 HKD
Retailer 4HK$8,151 HKD
Retailer 11HK$8,551 HKD
Retailer 12HK$10,128 HKD
Retailer 10HK$10,881 HKD

28 data points across 19 retailers

23 retailersHK$2,048 HKD to HK$13,094 HKD

A
Cheapest Retailer
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HK$2,048 HKD
A
Retailer 2
-
HK$2,369 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,369 HKD
View
Retailer 4
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HK$2,534 HKD
View
Price last confirmed 11 days ago
A
Retailer 5
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HK$2,534 HKD
View
A
Retailer 6
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HK$2,660 HKD
View
A
Retailer 7
-
HK$3,805 HKD
View
A
Retailer 8
-
HK$4,229 HKD
View
A
Retailer 9
-
HK$4,370 HKD
View
A
Retailer 10
-
HK$4,464 HKD
View
Retailer 11
-
HK$4,503 HKD
View
Price last confirmed 9 days ago
A
Retailer 12
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HK$4,793 HKD
View
B+
Retailer 13
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HK$5,186 HKD
View
B+
Retailer 14
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HK$6,221 HKD
View
B+
Retailer 15
-
HK$6,841 HKD
View
B+
Retailer 16
-
HK$8,151 HKD
View
B
Retailer 17
-
HK$8,551 HKD
View
Retailer 18
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HK$8,975 HKD
View
Price last confirmed 28 days ago
B
Retailer 19
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HK$9,367 HKD
View
Retailer 20
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HK$9,453 HKD
View
Price last confirmed 22 days ago
B+
Retailer 21
-
HK$10,128 HKD
View
B
Retailer 22
-
HK$10,881 HKD
View
Most Expensive
B
Helzberg Diamonds
ZXZNNOMJIMOP · Nov 4
HK$13,094 HKD
$1,669 USD
View
22 more retailers have this diamond
Prices start from HK$2,048 HKDSave up to HK$11,046 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$2,048 HKD