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Round|Lab Grown|IGI

1.23ct H VS2 Round Lab Grown Diamond

EX • H/VS2 • IGI LG781609788

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781609788

Diamond specifications and retailer prices

From HK$1,561 HKD
$199 USD
As of November 3, 2026
Save HK$7,486 HKD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$9,048 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781609788 or 781609788. Listed at 17 retailers as of November 2, 2026, with prices from HK$1,561 to HK$9,048, a HK$7,486 spread on the same certified stone. MOH London lists it at HK$9,048. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
H
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781609788
Dimensions6.82 × 6.84 × 4.21 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
6.82 mm6.84 mm1.23 ctH / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781609788
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.7%

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: Nov 3
Current: HK$9,048 HKD|Low: HK$1,022 HKD|High: HK$9,157 HKD|Avg: HK$4,445 HKD|-1.1%
MOH London
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 2, 2026
Retailer 6HK$1,022 HKD
Retailer 11HK$1,561 HKD
Retailer 13HK$1,938 HKD
Retailer 5HK$3,355 HKD
Retailer 14HK$3,358 HKD
Retailer 4HK$3,397 HKD
Retailer 8HK$3,559 HKD
Retailer 15HK$3,860 HKD
Retailer 10HK$3,923 HKD
Retailer 12HK$4,472 HKD
Retailer 2HK$5,029 HKD
Retailer 7HK$6,640 HKD
Retailer 3HK$6,959 HKD
Retailer 9HK$7,533 HKD
MOH LondonHK$9,048 HKD

25 data points across 15 retailers

17 retailersHK$1,561 HKD to HK$9,048 HKD

A
Cheapest Retailer
-
HK$1,561 HKD
$199 USD
A
Retailer 2
-
HK$1,812 HKD
$231 USD
View
Retailer 3
-
HK$1,938 HKD
$247 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
HK$1,938 HKD
$247 USD
View
A
Retailer 5
-
HK$3,358 HKD
$428 USD
View
A
Retailer 6
-
HK$3,397 HKD
$433 USD
View
B+
Retailer 7
-
HK$3,559 HKD
€432 EUR
View
B+
Retailer 8
-
HK$3,860 HKD
$492 USD
View
B+
Retailer 9
-
HK$3,923 HKD
$500 USD
View
B+
Retailer 10
-
HK$4,472 HKD
$570 USD
View
B
Retailer 11
-
HK$5,029 HKD
$641 USD
View
Retailer 12
-
HK$5,673 HKD
$723 USD
View
Price last confirmed 48 days ago
B
Retailer 13
-
HK$6,222 HKD
$793 USD
View
B
Retailer 14
-
HK$6,640 HKD
$846 USD
View
B
Retailer 15
-
HK$7,101 HKD
$905 USD
View
B
Retailer 16
-
HK$7,533 HKD
£756 GBP
View
Most Expensive
B
MOH London
LG781609788 · Nov 2
HK$9,048 HKD
£908 GBP
View
16 more retailers have this diamond
Prices start from HK$1,561 HKDSave up to HK$7,486 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
1.23ct Round
HK$1,561 HKD