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Princess|Lab Grown|IGI

1.09ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG743511427

Shape and cutting style on the report: Princess cut

Certificate IGI LG743511427

Diamond specifications and retailer prices

From HK$1,946 HKD
$248 USD
As of October 30, 2026
Save HK$12,412 HKD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$14,358 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.09ct lab-grown princess diamond

This 1.09ct lab-grown princess 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 LG743511427 or 743511427. Listed at 22 retailers as of October 30, 2026, with prices from HK$1,946 to HK$14,358, a HK$12,412 spread on the same certified stone. Brilliant Earth lists it at HK$14,358. 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 angle45.5°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743511427
Dimensions5.62 × 5.53 × 4.00 mm
L/W Ratio1.02
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
5.62 mm5.53 mm1.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743511427
Side View
Table 69.0%Crown 45.5°Girdle: MediumPavilion 37.8°Culet: NoneDepth 72.3%

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: Oct 30
Current: HK$14,358 HKD|Low: HK$1,922 HKD|High: HK$14,985 HKD|Avg: HK$5,744 HKD|-2.7%
Brilliant Earth
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
Retailer 19
October 30, 2026
Retailer 9HK$1,946 HKD
Retailer 14HK$2,173 HKD
Retailer 18HK$2,252 HKD
Retailer 4HK$2,409 HKD
Retailer 11HK$2,409 HKD
Retailer 6HK$4,041 HKD
Retailer 15HK$4,138 HKD
Retailer 3HK$4,237 HKD
Retailer 13HK$4,523 HKD
Retailer 2HK$4,568 HKD
Retailer 19HK$5,147 HKD
Retailer 16HK$5,860 HKD
Retailer 5HK$6,371 HKD
Retailer 8HK$7,744 HKD
Retailer 10HK$8,149 HKD
Retailer 12HK$8,695 HKD
Retailer 17HK$9,665 HKD
Retailer 7HK$10,556 HKD
Brilliant EarthHK$14,358 HKD

38 data points across 19 retailers

22 retailersHK$1,946 HKD to HK$14,358 HKD

A
Cheapest Retailer
-
HK$1,946 HKD
$248 USD
A
Retailer 2
-
HK$2,173 HKD
$277 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,252 HKD
$287 USD
View
Retailer 4
-
HK$2,354 HKD
$300 USD
View
Price last confirmed 38 days ago
A
Retailer 5
-
HK$2,409 HKD
$307 USD
View
A
Retailer 6
-
HK$2,409 HKD
$307 USD
View
A
Retailer 7
-
HK$4,041 HKD
$515 USD
View
A
Retailer 8
-
HK$4,138 HKD
ZAR 8,521 ZAR
View
A
Retailer 9
-
HK$4,237 HKD
$540 USD
View
A
Retailer 10
-
HK$4,523 HKD
€549 EUR
View
A
Retailer 11
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HK$4,568 HKD
£458 GBP
View
A
Retailer 12
-
HK$5,147 HKD
$656 USD
View
Retailer 13
-
HK$5,798 HKD
A$1,137 AUD
View
Price last confirmed 33 days ago
A
Retailer 14
-
HK$5,860 HKD
A$1,149 AUD
View
B+
Retailer 15
-
HK$6,371 HKD
$812 USD
View
B+
Retailer 16
-
HK$7,744 HKD
$987 USD
View
B+
Retailer 17
-
HK$8,149 HKD
$1,039 USD
View
B+
Retailer 18
-
HK$8,695 HKD
A$1,705 AUD
View
B+
Retailer 19
-
HK$8,834 HKD
$1,126 USD
View
B+
Retailer 20
-
HK$9,665 HKD
£970 GBP
View
B
Retailer 21
-
HK$10,556 HKD
$1,345 USD
View
Most Expensive
B
Brilliant Earth
16463028A · Oct 30
HK$14,358 HKD
$1,830 USD
View
21 more retailers have this diamond
Prices start from HK$1,946 HKDSave up to HK$12,412 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 Princess
HK$1,946 HKD