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Round|Lab Grown|IGI

1.05ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG801631502

Shape and cutting style on the report: Round brilliant

Certificate IGI LG801631502

Diamond specifications and retailer prices

From HK$1,726 HKD
$220 USD
As of October 29, 2026
Save HK$12,867 HKD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$14,593 HKD at Brilliant Earth · As of October 26, 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 LG801631502 or 801631502. Listed at 23 retailers as of October 26, 2026, with prices from HK$1,726 to HK$14,593, a HK$12,867 spread on the same certified stone. Brilliant Earth lists it at HK$14,593. 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 angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801631502
Dimensions6.48 × 6.46 × 4.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.48 mm6.46 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801631502
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.8%

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$14,593 HKD|Low: HK$1,726 HKD|High: HK$16,005 HKD|Avg: HK$5,112 HKD|-8.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
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Retailer 16
Retailer 17
Retailer 18
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Retailer 21
Retailer 22
October 30, 2026
Retailer 20HK$1,726 HKD
Retailer 3HK$1,922 HKD
Retailer 10HK$2,001 HKD
Retailer 4HK$2,142 HKD
Retailer 14HK$2,142 HKD
Retailer 8HK$2,410 HKD
Retailer 22HK$2,887 HKD
Retailer 2HK$3,462 HKD
Retailer 16HK$3,518 HKD
Retailer 18HK$3,674 HKD
Retailer 13HK$3,966 HKD
Retailer 6HK$3,986 HKD
Retailer 15HK$3,993 HKD
Retailer 19HK$5,227 HKD
Retailer 9HK$5,893 HKD
Retailer 7HK$6,873 HKD
Retailer 21HK$6,896 HKD
Retailer 12HK$7,289 HKD
Retailer 11HK$7,500 HKD
Retailer 17HK$8,619 HKD
Retailer 5HK$9,861 HKD
Brilliant EarthHK$14,593 HKD

24 data points across 22 retailers

23 retailersHK$1,726 HKD to HK$14,593 HKD

A
Cheapest Retailer
-
HK$1,726 HKD
$220 USD
A
Retailer 2
-
HK$1,922 HKD
$245 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,001 HKD
$255 USD
View
A
Retailer 4
-
HK$2,142 HKD
$273 USD
View
A
Retailer 5
-
HK$2,142 HKD
$273 USD
View
A
Retailer 6
-
HK$2,410 HKD
View
A
Retailer 7
-
HK$2,887 HKD
$368 USD
View
A
Retailer 8
-
HK$3,462 HKD
£347 GBP
View
A
Retailer 9
-
HK$3,518 HKD
€427 EUR
View
A
Retailer 10
-
HK$3,674 HKD
ZAR 7,565 ZAR
View
A
Retailer 11
-
HK$3,966 HKD
£398 GBP
View
A
Retailer 12
-
HK$3,986 HKD
$508 USD
View
A
Retailer 13
-
HK$3,993 HKD
$509 USD
View
B+
Retailer 14
-
HK$5,227 HKD
A$1,025 AUD
View
B+
Retailer 15
-
HK$5,893 HKD
SGD 1,015 SGD
View
B+
Retailer 16
-
HK$6,873 HKD
$876 USD
View
B+
Retailer 17
-
HK$6,896 HKD
$879 USD
View
B+
Retailer 18
-
HK$7,289 HKD
$929 USD
View
B+
Retailer 19
-
HK$7,500 HKD
$956 USD
View
B+
Retailer 20
-
HK$8,619 HKD
£865 GBP
View
B
Retailer 21
-
HK$9,861 HKD
$1,257 USD
View
B
Retailer 22
-
HK$11,039 HKD
$1,407 USD
View
Most Expensive
B
Brilliant Earth
20216100A · Oct 26
HK$14,593 HKD
$1,860 USD
View
22 more retailers have this diamond
Prices start from HK$1,726 HKDSave up to HK$12,867 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$1,726 HKD