Radiant|Lab Grown|IGI

1.05ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG645464809

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG645464809

Diamond specifications and retailer prices

From HK$1,561 HKD
$199 USD
As of October 30, 2026
Save HK$7,786 HKD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$14,985 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645464809 or 645464809. Listed at 21 retailers as of October 30, 2026, with a 499% 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

1.05
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645464809
Dimensions7.04 × 5.07 × 3.30 mm
L/W Ratio1.39
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
7.04 mm5.07 mm1.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645464809
Side View
Table 68.0%Crown 42.9°Girdle: STK-VTKPavilion 33.3°Culet: NoneDepth 65.1%

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$14,985 HKD|Low: HK$1,499 HKD|High: HK$14,985 HKD|Avg: HK$5,458 HKD
Do Amore Diamonds
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
October 30, 2026
Retailer 3HK$1,561 HKD
Retailer 13HK$1,750 HKD
Retailer 4HK$1,938 HKD
Retailer 11HK$2,692 HKD
Retailer 5HK$2,754 HKD
Retailer 7HK$3,675 HKD
Retailer 2HK$3,976 HKD
Retailer 9HK$4,119 HKD
Retailer 12HK$6,253 HKD
Retailer 6HK$8,370 HKD
Retailer 10HK$8,552 HKD
Retailer 8HK$8,579 HKD
Retailer 14HK$9,347 HKD
Do Amore DiamondsHK$14,985 HKD

43 data points across 14 retailers

21 retailersHK$1,561 HKD to HK$9,347 HKD

A
Cheapest Retailer
-
HK$1,561 HKD
$199 USD
A
Retailer 2
-
HK$1,750 HKD
$223 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,812 HKD
$231 USD
View
A
Retailer 4
-
HK$1,938 HKD
$247 USD
View
A
Retailer 5
-
HK$1,938 HKD
$247 USD
View
A
Retailer 6
-
HK$2,118 HKD
$270 USD
View
A
Retailer 7
-
HK$2,605 HKD
$332 USD
View
Retailer 8
-
HK$2,692 HKD
£270 GBP
View
Price last confirmed 13 days ago
A
Retailer 9
-
HK$2,754 HKD
$351 USD
View
B+
Retailer 10
-
HK$3,675 HKD
ZAR 7,567 ZAR
View
B+
Retailer 11
-
HK$3,976 HKD
£399 GBP
View
Retailer 12
-
HK$4,119 HKD
$525 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
HK$5,424 HKD
£544 GBP
View
B
Retailer 14
-
HK$6,253 HKD
$797 USD
View
B
Retailer 15
-
HK$6,873 HKD
$876 USD
View
B
Retailer 16
-
HK$8,225 HKD
$1,048 USD
View
B
Retailer 17
-
HK$8,370 HKD
£840 GBP
View
Retailer 18
-
HK$8,552 HKD
$1,090 USD
View
Price last confirmed 9 days ago
B
Retailer 19
-
HK$8,579 HKD
£861 GBP
View
B
Retailer 20
-
HK$9,347 HKD
$1,191 USD
View
Most Expensive
Do Amore Diamonds
27-D1C98F187 · Oct 29
HK$14,985 HKD
$1,910 USD
View
Price under review
20 more retailers have this diamond
Prices start from HK$1,561 HKDSave up to HK$7,786 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 Radiant
HK$1,561 HKD