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Round|Lab Grown|IGI

1.05ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG725520111

Shape and cutting style on the report: Round brilliant

Certificate IGI LG725520111

Diamond specifications and retailer prices

From HK$1,499 HKD
$191 USD
As of October 29, 2026
Save HK$7,759 HKD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$9,258 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.05ct lab-grown round diamond

This 1.05ct 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 LG725520111 or 725520111. Listed at 23 retailers as of October 29, 2026, with prices from HK$1,499 to HK$9,258, a HK$7,759 spread on the same certified stone. Brilliant Earth lists it at HK$9,258. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG725520111
Dimensions6.59 × 6.56 × 3.97 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
6.59 mm6.56 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG725520111
Side View
Table 59.0%Crown 31.5°Girdle: MED-STKPavilion 40.9°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: Oct 29
Current: HK$9,258 HKD|Low: HK$1,451 HKD|High: HK$10,592 HKD|Avg: HK$4,612 HKD|-12.6%
Brilliant Earth
Retailer 2
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Retailer 23
October 31, 2026
Retailer 5HK$1,499 HKD
Retailer 11HK$1,671 HKD
Retailer 3HK$1,734 HKD
Retailer 12HK$1,852 HKD
Retailer 14HK$1,852 HKD
Retailer 16HK$2,511 HKD
Retailer 7HK$3,007 HKD
Retailer 18HK$3,139 HKD
Retailer 19HK$3,182 HKD
Retailer 17HK$3,362 HKD
Retailer 4HK$3,907 HKD
Retailer 2HK$4,070 HKD
Retailer 9HK$4,323 HKD
Retailer 13HK$4,441 HKD
Retailer 20HK$4,523 HKD
Retailer 8HK$5,057 HKD
Retailer 6HK$5,955 HKD
Retailer 10HK$6,381 HKD
Retailer 22HK$7,294 HKD
Retailer 23HK$8,199 HKD
Retailer 21HK$8,679 HKD
Retailer 15HK$9,127 HKD
Brilliant EarthHK$9,258 HKD

39 data points across 23 retailers

23 retailersHK$1,499 HKD to HK$9,258 HKD

A
Cheapest Retailer
-
HK$1,499 HKD
$191 USD
A
Retailer 2
-
HK$1,671 HKD
$213 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,734 HKD
$221 USD
View
A
Retailer 4
-
HK$1,852 HKD
$236 USD
View
A
Retailer 5
-
HK$1,852 HKD
$236 USD
View
A
Retailer 6
-
HK$2,511 HKD
$320 USD
View
Retailer 7
-
HK$3,007 HKD
£302 GBP
View
Price last confirmed 13 days ago
A
Retailer 8
-
HK$3,139 HKD
€381 EUR
View
A
Retailer 9
-
HK$3,182 HKD
ZAR 6,553 ZAR
View
A
Retailer 10
-
HK$3,362 HKD
£337 GBP
View
A
Retailer 11
-
HK$3,907 HKD
$498 USD
View
A
Retailer 12
-
HK$4,070 HKD
A$798 AUD
View
B+
Retailer 13
-
HK$4,323 HKD
$551 USD
View
B+
Retailer 14
-
HK$4,441 HKD
$566 USD
View
B+
Retailer 15
-
HK$4,523 HKD
A$887 AUD
View
B+
Retailer 16
-
HK$5,057 HKD
SGD 871 SGD
View
B+
Retailer 17
-
HK$5,955 HKD
$759 USD
View
B+
Retailer 18
-
HK$6,381 HKD
$813 USD
View
B
Retailer 19
-
HK$7,294 HKD
£732 GBP
View
Retailer 20
-
HK$8,199 HKD
$1,045 USD
View
Price last confirmed 9 days ago
B
Retailer 21
-
HK$8,679 HKD
£871 GBP
View
B
Retailer 22
-
HK$9,127 HKD
$1,163 USD
View
Most Expensive
B
Brilliant Earth
18208591A · Oct 30
HK$9,258 HKD
$1,180 USD
View
22 more retailers have this diamond
Prices start from HK$1,499 HKDSave up to HK$7,759 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 Round
HK$1,499 HKD