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Round|Lab Grown|IGI

1.03ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG825630599

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825630599

Diamond specifications and retailer prices

From HK$2,840 HKD
As of November 4, 2026
Save HK$2,558 HKD (47%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$8,709 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct 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 LG825630599 or 825630599. Listed at 14 retailers as of November 2, 2026, with a 90% 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

1.03
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825630599
Dimensions6.52 × 6.47 × 3.92 mm
L/W Ratio1.01
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.52 mm6.47 mm1.03 ctI / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG825630599
Side View
Table 62.0%Crown 36.3°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$8,709 HKD|Low: HK$1,342 HKD|High: HK$8,709 HKD|Avg: HK$4,055 HKD|+30.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 9HK$1,891 HKD
Retailer 8HK$2,840 HKD
Retailer 2HK$2,981 HKD
Retailer 3HK$3,146 HKD
Retailer 4HK$3,460 HKD
Retailer 7HK$3,609 HKD
Retailer 6HK$4,001 HKD
Retailer 11HK$4,755 HKD
Retailer 5HK$5,398 HKD
Retailer 10HK$7,171 HKD
MOH LondonHK$8,709 HKD

40 data points across 11 retailers

14 retailersHK$2,840 HKD to HK$5,398 HKD

Retailer 1
-
HK$1,200 HKD
Price last confirmed 25 days ago
Retailer 2
-
HK$1,389 HKD
View
Price last confirmed 26 days ago
Retailer 3
-
HK$1,483 HKD
View
Price last confirmed 33 days ago
B+
Retailer 4
-
HK$2,840 HKD
View
B+
Retailer 5
-
HK$2,981 HKD
View
Retailer 6
-
HK$3,146 HKD
View
Price last confirmed 12 days ago
B+
Retailer 7
-
HK$3,460 HKD
View
B+
Retailer 8
-
HK$3,609 HKD
View
B+
Retailer 9
-
HK$4,001 HKD
View
Retailer 10
-
HK$4,755 HKD
View
Price last confirmed 8 days ago
Retailer 11
-
HK$4,778 HKD
View
Price last confirmed 35 days ago
B
Retailer 12
-
HK$5,398 HKD
View
Retailer 13
-
HK$7,171 HKD
View
Price last confirmed 8 days ago
Most Expensive
MOH London
LG825630599 · Oct 25
HK$8,709 HKD
£874 GBP
View
Price last confirmed 10 days ago
13 more retailers have this diamond
Prices start from HK$2,840 HKDSave up to HK$2,558 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+
1.03ct Round
HK$2,840 HKD