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Round|Lab Grown|IGI

1.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG728555746

Shape and cutting style on the report: Round brilliant

Certificate IGI LG728555746

Diamond specifications and retailer prices

From HK$1,467 HKD
$187 USD
As of October 29, 2026
Save HK$8,889 HKD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$10,356 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round 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 LG728555746 or 728555746. Listed at 22 retailers as of October 29, 2026, with prices from HK$1,467 to HK$10,356, a HK$8,889 spread on the same certified stone. Brilliant Earth lists it at HK$10,356. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728555746
Dimensions6.50 × 6.52 × 3.95 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.50 mm6.52 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728555746
Side View
Table 56.0%Crown 33.2°Girdle: MediumPavilion 40.4°Culet: NoneDepth 60.6%

Caratlytics Score

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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 29
Current: HK$10,356 HKD|Low: HK$1,428 HKD|High: HK$10,356 HKD|Avg: HK$4,401 HKD
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
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Retailer 11
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Retailer 22
October 30, 2026
Retailer 4HK$1,467 HKD
Retailer 8HK$1,640 HKD
Retailer 21HK$1,703 HKD
Retailer 9HK$1,820 HKD
Retailer 10HK$1,820 HKD
Retailer 12HK$2,471 HKD
Retailer 15HK$3,010 HKD
Retailer 16HK$3,089 HKD
Retailer 18HK$3,131 HKD
Retailer 2HK$3,299 HKD
Retailer 3HK$3,774 HKD
Retailer 22HK$4,070 HKD
Retailer 6HK$4,292 HKD
Retailer 19HK$4,447 HKD
Retailer 20HK$4,637 HKD
Retailer 14HK$4,981 HKD
Retailer 5HK$5,861 HKD
Retailer 17HK$6,058 HKD
Retailer 7HK$6,285 HKD
Retailer 13HK$8,569 HKD
Retailer 11HK$9,050 HKD
Brilliant EarthHK$10,356 HKD

40 data points across 22 retailers

22 retailersHK$1,467 HKD to HK$10,356 HKD

A
Cheapest Retailer
-
HK$1,467 HKD
$187 USD
A
Retailer 2
-
HK$1,640 HKD
$209 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,703 HKD
$217 USD
View
A
Retailer 4
-
HK$1,820 HKD
$232 USD
View
A
Retailer 5
-
HK$1,820 HKD
$232 USD
View
A
Retailer 6
-
HK$2,471 HKD
$315 USD
View
Retailer 7
-
HK$3,010 HKD
£302 GBP
View
Price last confirmed 15 days ago
A
Retailer 8
-
HK$3,089 HKD
€375 EUR
View
A
Retailer 9
-
HK$3,131 HKD
ZAR 6,447 ZAR
View
A
Retailer 10
-
HK$3,299 HKD
£331 GBP
View
A
Retailer 11
-
HK$3,774 HKD
$481 USD
View
A
Retailer 12
-
HK$4,070 HKD
A$798 AUD
View
A
Retailer 13
-
HK$4,292 HKD
$547 USD
View
A
Retailer 14
-
HK$4,447 HKD
A$872 AUD
View
B+
Retailer 15
-
HK$4,637 HKD
$591 USD
View
B+
Retailer 16
-
HK$4,981 HKD
SGD 858 SGD
View
B+
Retailer 17
-
HK$5,861 HKD
$747 USD
View
B+
Retailer 18
-
HK$6,058 HKD
A$1,188 AUD
View
B+
Retailer 19
-
HK$6,285 HKD
$801 USD
View
B+
Retailer 20
-
HK$8,569 HKD
£860 GBP
View
B
Retailer 21
-
HK$9,050 HKD
$1,153 USD
View
Most Expensive
B
Brilliant Earth
18208339A · Oct 29
HK$10,356 HKD
$1,320 USD
View
21 more retailers have this diamond
Prices start from HK$1,467 HKDSave up to HK$8,889 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
1.03ct Round
HK$1,467 HKD