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Round|Natural|GIA

1.25ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1232557961

Certificate GIA 1232557961

Diamond specifications and retailer prices

From HK$22,487 HKD
$2,866 USD
As of October 31, 2026
Save HK$20,092 HKD (47%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$42,579 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1232557961. Listed at 9 retailers as of October 26, 2026, with prices from HK$22,487 to HK$42,579, a HK$20,092 spread on the same certified stone. MOH London lists it at HK$42,579. 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

1.25
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1232557961
Dimensions6.89 × 6.91 × 4.30 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.89 mm6.91 mm1.25 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1232557961
Side View
Table 56.0%Crown 35°Girdle: MediumPavilion 41°Culet: NoneDepth 62.3%

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: Oct 31
Current: HK$42,579 HKD|Low: HK$21,420 HKD|High: HK$43,037 HKD|Avg: HK$29,055 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 8HK$21,757 HKD
Retailer 6HK$22,487 HKD
Retailer 4HK$23,695 HKD
Retailer 7HK$23,695 HKD
Retailer 5HK$24,480 HKD
Retailer 2HK$26,247 HKD
Retailer 9HK$29,493 HKD
Retailer 3HK$29,601 HKD
MOH LondonHK$42,579 HKD

24 data points across 9 retailers

9 retailersHK$22,487 HKD to HK$42,579 HKD

Retailer 1
-
HK$21,757 HKD
$2,773 USD
Price last confirmed 7 days ago
B+
Retailer 2
-
HK$22,487 HKD
$2,866 USD
View
B+
Retailer 3
-
HK$23,695 HKD
$3,020 USD
View
B+
Retailer 4
-
HK$23,695 HKD
$3,020 USD
View
B+
Retailer 5
-
HK$24,480 HKD
$3,120 USD
View
B
Retailer 6
-
HK$26,247 HKD
£2,634 GBP
View
Retailer 7
-
HK$29,493 HKD
$3,759 USD
View
Price last confirmed 10 days ago
B
Retailer 8
-
HK$29,601 HKD
€3,593 EUR
View
Most Expensive
B
MOH London
27676609F · Oct 26
HK$42,579 HKD
£4,273 GBP
View
8 more retailers have this diamond
Prices start from HK$22,487 HKDSave up to HK$20,092 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+
1.25ct Round
HK$22,487 HKD