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Round|Lab Grown|IGI

1.05ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG490193809

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490193809

Diamond specifications and retailer prices

From HK$6,512 HKD
As of November 3, 2026
Save HK$7,493 HKD (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$23,301 HKD at Cape Diamonds · As of November 3, 2026
View at Cape Diamonds

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG490193809 or 490193809. Listed at 14 retailers as of November 3, 2026, with a 115% 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
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490193809
Dimensions6.59 × 6.56 × 3.94 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.59 mm6.56 mm1.05 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490193809
Side View
Table 58.5%Crown 32.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: HK$23,301 HKD|Low: HK$6,512 HKD|High: HK$36,649 HKD|Avg: HK$18,349 HKD|+2.5%
Cape 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
Retailer 15
November 3, 2026
Retailer 11HK$6,512 HKD
Retailer 10HK$10,914 HKD
Retailer 4HK$11,879 HKD
Retailer 3HK$12,224 HKD
Retailer 12HK$12,663 HKD
Retailer 14HK$12,663 HKD
Retailer 5HK$14,005 HKD
Retailer 6HK$17,151 HKD
Retailer 13HK$19,992 HKD
Retailer 9HK$21,624 HKD
Retailer 7HK$22,981 HKD
Cape DiamondsHK$23,301 HKD
Retailer 15HK$23,734 HKD
Retailer 2HK$30,458 HKD
Retailer 8HK$36,170 HKD

39 data points across 15 retailers

14 retailersHK$6,512 HKD to HK$14,005 HKD

B
Cheapest Retailer
-
HK$6,512 HKD
B
Retailer 2
-
HK$10,914 HKD
View
B
Retailer 3
-
HK$11,879 HKD
View
B
Retailer 4
-
HK$12,224 HKD
View
Final sale: no returns
B
Retailer 5
-
HK$12,663 HKD
View
Retailer 6
-
HK$12,663 HKD
View
Price last confirmed 23 days ago
B
Retailer 7
-
HK$14,005 HKD
View
Retailer 8
-
HK$19,992 HKD
View
Price under review
Retailer 9
-
HK$21,624 HKD
View
Price under review
Retailer 10
-
HK$22,981 HKD
View
Price under review
Most Expensive
Cape Diamonds
cert_490193809 · Nov 3
HK$23,301 HKD
ZAR 47,977 ZAR
View
Price under review
10 more retailers have this diamond
Prices start from HK$6,512 HKDSave up to HK$7,493 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.

B
1.05ct Round
HK$6,512 HKD