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Round|Natural|GIA

1.23ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 7541629448

Certificate GIA 7541629448

Diamond specifications and retailer prices

From HK$18,177 HKD
As of October 31, 2026
Save HK$22,128 HKD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$40,305 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7541629448. Listed at 16 retailers as of October 29, 2026, with prices from HK$18,177 to HK$40,305, a HK$22,128 spread on the same certified stone. MOH London lists it at HK$40,305. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.23
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7541629448
Dimensions6.78 × 6.81 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.78 mm6.81 mm1.23 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7541629448
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$40,305 HKD|Low: HK$17,976 HKD|High: HK$44,400 HKD|Avg: HK$25,352 HKD|-9.2%
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
Retailer 16
October 31, 2026
Retailer 2HK$18,177 HKD
Retailer 10HK$19,410 HKD
Retailer 4HK$19,442 HKD
Retailer 5HK$19,795 HKD
Retailer 12HK$20,046 HKD
Retailer 6HK$20,114 HKD
Retailer 7HK$21,717 HKD
Retailer 15HK$22,501 HKD
Retailer 3HK$23,694 HKD
Retailer 16HK$23,694 HKD
Retailer 13HK$24,479 HKD
Retailer 11HK$24,893 HKD
Retailer 9HK$26,403 HKD
Retailer 14HK$28,425 HKD
Retailer 8HK$28,441 HKD
MOH LondonHK$40,305 HKD

29 data points across 16 retailers

16 retailersHK$18,177 HKD to HK$40,305 HKD

A
Cheapest Retailer
-
HK$18,177 HKD
A
Retailer 2
-
HK$19,410 HKD
$2,474 USD
View
A
Retailer 3
-
HK$19,442 HKD
$2,478 USD
View
A
Retailer 4
-
HK$19,795 HKD
$2,523 USD
View
A
Retailer 5
-
HK$20,046 HKD
$2,555 USD
View
Final sale: no returns
A
Retailer 6
-
HK$20,114 HKD
A$3,944 AUD
View
A
Retailer 7
-
HK$21,717 HKD
$2,768 USD
View
A
Retailer 8
-
HK$22,501 HKD
$2,868 USD
View
A
Retailer 9
-
HK$23,694 HKD
$3,020 USD
View
A
Retailer 10
-
HK$23,694 HKD
$3,020 USD
View
A
Retailer 11
-
HK$24,479 HKD
$3,120 USD
View
A
Retailer 12
-
HK$24,893 HKD
£2,498 GBP
View
A
Retailer 13
-
HK$26,403 HKD
€3,205 EUR
View
A
Retailer 14
-
HK$28,425 HKD
$3,623 USD
View
Retailer 15
-
HK$28,441 HKD
$3,625 USD
View
Price last confirmed 8 days ago
Most Expensive
B+
MOH London
86167BD04 · Oct 29
HK$40,305 HKD
£4,045 GBP
View
15 more retailers have this diamond
Prices start from HK$18,177 HKDSave up to HK$22,128 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$18,177 HKD