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Round|Lab Grown|IGI

1.23ct I VS2 Round Lab Grown Diamond

ID • I/VS2 • IGI LG492113593

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492113593

Diamond specifications and retailer prices

From HK$5,571 HKD
$710 USD
As of November 3, 2026
Save HK$9,533 HKD (63%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$25,814 HKD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG492113593 or 492113593. Listed at 12 retailers as of November 3, 2026, with a 171% 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

1.23
Carat
I
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492113593
Dimensions6.88 × 6.92 × 4.24 mm
L/W Ratio1.01
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
6.88 mm6.92 mm1.23 ctI / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492113593
Side View
Table 56.0%Crown 33°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.5%

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 3
Current: HK$39,340 HKD|Low: HK$5,571 HKD|High: HK$39,808 HKD|Avg: HK$19,697 HKD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 5HK$5,571 HKD
Retailer 8HK$11,871 HKD
Retailer 12HK$13,299 HKD
Retailer 9HK$13,770 HKD
Retailer 11HK$13,770 HKD
Retailer 2HK$15,104 HKD
Retailer 3HK$18,532 HKD
Retailer 10HK$21,702 HKD
Retailer 6HK$23,183 HKD
Retailer 7HK$24,354 HKD
Retailer 4HK$30,829 HKD
Retailer 1HK$39,340 HKD

18 data points across 12 retailers

12 retailersHK$5,571 HKD to HK$15,104 HKD

B+
Cheapest Retailer
-
HK$5,571 HKD
$710 USD
B
Retailer 2
-
HK$11,871 HKD
$1,513 USD
View
B
Retailer 3
-
HK$12,915 HKD
$1,646 USD
View
B
Retailer 4
-
HK$13,299 HKD
$1,695 USD
View
Final sale: no returns
Retailer 5
-
HK$13,770 HKD
$1,755 USD
View
Price last confirmed 21 days ago
B
Retailer 6
-
HK$13,770 HKD
$1,755 USD
View
B
Retailer 7
-
HK$15,104 HKD
$1,925 USD
View
Retailer 8
-
HK$21,702 HKD
$2,766 USD
View
Price under review
Retailer 9
-
HK$23,183 HKD
€2,814 EUR
View
Price under review
Retailer 10
-
HK$24,354 HKD
$3,104 USD
View
Price under review
Most Expensive
NZ Jewellers
320d91d7-bafa-4720-a7eb-d46d56dcbcad · Nov 3
HK$25,814 HKD
$3,290 USD
View
Price under review
10 more retailers have this diamond
Prices start from HK$5,571 HKDSave up to HK$9,533 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+
1.23ct Round
HK$5,571 HKD