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Marquise|Lab Grown|IGI

1.01ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG665406307

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG665406307

Diamond specifications and retailer prices

From HK$1,914 HKD
$244 USD
As of October 30, 2026
Save HK$8,542 HKD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$13,652 HKD at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

About this 1.01ct lab-grown marquise diamond

This 1.01ct 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 LG665406307 or 665406307. Listed at 22 retailers as of October 30, 2026, with a 446% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665406307
Dimensions10.40 × 5.23 × 3.29 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.40 mm5.23 mm1.01 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665406307
Side View
Table 60.0%Crown 36.5°Girdle: THN-MEDPavilion 40.5°Culet: NoneDepth 62.9%

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$13,652 HKD|Low: HK$1,820 HKD|High: HK$13,652 HKD|Avg: HK$5,568 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
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Retailer 20
October 31, 2026
Retailer 3HK$1,914 HKD
Retailer 12HK$2,220 HKD
Retailer 7HK$2,369 HKD
Retailer 10HK$2,369 HKD
Retailer 14HK$2,514 HKD
Retailer 8HK$3,986 HKD
Retailer 16HK$4,072 HKD
Retailer 5HK$4,174 HKD
Retailer 18HK$4,234 HKD
Retailer 13HK$4,496 HKD
Retailer 20HK$4,519 HKD
Retailer 2HK$4,733 HKD
Retailer 17HK$5,783 HKD
Retailer 6HK$6,261 HKD
Retailer 4HK$7,618 HKD
Retailer 11HK$8,026 HKD
Retailer 15HK$8,190 HKD
Retailer 19HK$9,506 HKD
Retailer 9HK$10,457 HKD
Brilliant EarthHK$13,652 HKD

33 data points across 20 retailers

22 retailersHK$1,914 HKD to HK$10,457 HKD

A
Cheapest Retailer
-
HK$1,914 HKD
$244 USD
A
Retailer 2
-
HK$2,197 HKD
$280 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,220 HKD
$283 USD
View
A
Retailer 4
-
HK$2,369 HKD
$302 USD
View
A
Retailer 5
-
HK$2,369 HKD
$302 USD
View
A
Retailer 6
-
HK$2,514 HKD
£252 GBP
View
A
Retailer 7
-
HK$3,986 HKD
$508 USD
View
A
Retailer 8
-
HK$4,072 HKD
ZAR 8,385 ZAR
View
A
Retailer 9
-
HK$4,174 HKD
$532 USD
View
A
Retailer 10
-
HK$4,234 HKD
€514 EUR
View
A
Retailer 11
-
HK$4,496 HKD
£451 GBP
View
A
Retailer 12
-
HK$4,519 HKD
$576 USD
View
A
Retailer 13
-
HK$4,733 HKD
A$928 AUD
View
B+
Retailer 14
-
HK$5,783 HKD
A$1,134 AUD
View
B+
Retailer 15
-
HK$6,261 HKD
$798 USD
View
B+
Retailer 16
-
HK$7,618 HKD
$971 USD
View
B+
Retailer 17
-
HK$8,026 HKD
$1,023 USD
View
B+
Retailer 18
-
HK$8,190 HKD
A$1,606 AUD
View
B
Retailer 19
-
HK$8,677 HKD
$1,106 USD
View
B+
Retailer 20
-
HK$9,506 HKD
£954 GBP
View
B
Retailer 21
-
HK$10,457 HKD
$1,333 USD
View
Most Expensive
Brilliant Earth
14264558A · Oct 23
HK$13,652 HKD
$1,740 USD
View
Price last confirmed 7 days ago
21 more retailers have this diamond
Prices start from HK$1,914 HKDSave up to HK$8,542 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
1.01ct Marquise
HK$1,914 HKD