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Marquise|Lab Grown|IGI

1.05ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG813663876

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG813663876

Diamond specifications and retailer prices

From HK$2,063 HKD
$263 USD
As of October 30, 2026
Save HK$11,117 HKD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$13,181 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.05ct lab-grown marquise diamond

This 1.05ct 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 LG813663876 or 813663876. Listed at 23 retailers as of October 30, 2026, with prices from HK$2,063 to HK$13,181, a HK$11,117 spread on the same certified stone. Brilliant Earth lists it at HK$13,181. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813663876
Dimensions10.65 × 5.25 × 3.36 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.65 mm5.25 mm1.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813663876
Side View
Table 58.0%Crown 33.9°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 64.0%

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: Oct 30
Current: HK$13,181 HKD|Low: HK$2,063 HKD|High: HK$15,142 HKD|Avg: HK$6,713 HKD|-13.0%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 8
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Retailer 11
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Retailer 17
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Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 31, 2026
Retailer 18HK$2,063 HKD
Retailer 5HK$2,307 HKD
Retailer 23HK$2,558 HKD
Retailer 12HK$2,566 HKD
Retailer 14HK$2,738 HKD
Retailer 19HK$3,436 HKD
Retailer 4HK$3,805 HKD
Retailer 17HK$4,472 HKD
Retailer 10HK$4,663 HKD
Retailer 9HK$4,707 HKD
Retailer 21HK$4,872 HKD
Retailer 2HK$4,889 HKD
Retailer 8HK$6,665 HKD
Retailer 13HK$7,846 HKD
Retailer 7HK$8,214 HKD
Retailer 22HK$8,614 HKD
Retailer 15HK$8,695 HKD
Retailer 3HK$8,999 HKD
Retailer 11HK$9,062 HKD
Retailer 6HK$10,293 HKD
Retailer 16HK$10,642 HKD
Retailer 20HK$10,932 HKD
Brilliant EarthHK$13,181 HKD

34 data points across 23 retailers

23 retailersHK$2,063 HKD to HK$13,181 HKD

A
Cheapest Retailer
-
HK$2,063 HKD
$263 USD
A
Retailer 2
-
HK$2,307 HKD
$294 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,558 HKD
$326 USD
View
A
Retailer 4
-
HK$2,566 HKD
$327 USD
View
A
Retailer 5
-
HK$2,738 HKD
$349 USD
View
A
Retailer 6
-
HK$3,436 HKD
$438 USD
View
A
Retailer 7
-
HK$3,805 HKD
$485 USD
View
A
Retailer 8
-
HK$4,472 HKD
$570 USD
View
A
Retailer 9
-
HK$4,663 HKD
€566 EUR
View
A
Retailer 10
-
HK$4,707 HKD
ZAR 9,693 ZAR
View
A
Retailer 11
-
HK$4,872 HKD
$621 USD
View
A
Retailer 12
-
HK$4,889 HKD
£491 GBP
View
B+
Retailer 13
-
HK$6,665 HKD
A$1,307 AUD
View
B+
Retailer 14
-
HK$7,846 HKD
$1,000 USD
View
B+
Retailer 15
-
HK$8,214 HKD
$1,047 USD
View
B+
Retailer 16
-
HK$8,614 HKD
$1,098 USD
View
B+
Retailer 17
-
HK$8,695 HKD
A$1,705 AUD
View
B+
Retailer 18
-
HK$8,999 HKD
$1,147 USD
View
B
Retailer 19
-
HK$9,062 HKD
$1,155 USD
View
B+
Retailer 20
-
HK$10,293 HKD
£1,033 GBP
View
B
Retailer 21
-
HK$10,642 HKD
£1,068 GBP
View
B
Retailer 22
-
HK$10,932 HKD
$1,393 USD
View
Most Expensive
B
Brilliant Earth
20706548A · Oct 30
HK$13,181 HKD
$1,680 USD
View
22 more retailers have this diamond
Prices start from HK$2,063 HKDSave up to HK$11,117 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
1.05ct Marquise
HK$2,063 HKD