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Heart|Natural|HRD

1.23ct I SI2 Heart Natural Diamond

I/SI2 • HRD 190000166365

Certificate HRD 190000166365

Diamond specifications and retailer prices

From HK$20,448 HKD
As of November 5, 2026
Save HK$18,510 HKD (48%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$38,958 HKD at MOH London · As of November 7, 2026
View at MOH London

About this 1.23ct natural heart diamond

This 1.23ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included) and certified by HRD 190000166365. Listed at 2 retailers as of November 5, 2026, with prices from HK$20,448 to HK$38,958, a HK$18,510 spread on the same certified stone. MOH London lists it at HK$38,958. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
I
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabHRD
CertificateHRD 190000166365
Dimensions6.09 × 8.14 × 3.46 mm
L/W Ratio1.34
Girdle conditionFaceted
Top View
6.09 mm8.14 mm1.23 ctI / SI2
OriginNatural
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateHRD 190000166365
Side View
Table 59.0%CrownGirdle: Extremely ThickPavilionCulet: NoneDepth 42.5%

Caratlytics Score

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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 5
Current: HK$38,958 HKD|Low: HK$20,448 HKD|High: HK$39,645 HKD|Avg: HK$26,917 HKD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 7, 2026
Retailer 4HK$20,448 HKD
Retailer 3HK$22,266 HKD
Retailer 2HK$25,628 HKD
MOH LondonHK$38,958 HKD

8 data points across 4 retailers

2 retailersHK$20,448 HKD to HK$38,958 HKD

B
Cheapest Retailer
-
HK$20,448 HKD
Most Expensive
C
MOH London
2C36909E4 · Nov 7
HK$38,958 HKD
£3,914 GBP
View
1 more retailer has this diamond
Prices start from HK$20,448 HKDSave up to HK$18,510 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 Heart
HK$20,448 HKD