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Cushion|Natural|GIA

1.24ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 1242097179

Certificate GIA 1242097179

Diamond specifications and retailer prices

From HK$16,743 HKD
$2,134 USD
As of November 3, 2026
Save HK$15,033 HKD (47%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$31,777 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.24ct natural cushion diamond

This 1.24ct natural cushion sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1242097179. Listed at 8 retailers as of November 2, 2026, with prices from HK$16,743 to HK$31,777, a HK$15,033 spread on the same certified stone. MOH London lists it at HK$31,777. 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

1.24
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1242097179
Dimensions6.70 × 5.43 × 3.79 mm
L/W Ratio1.23
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.70 mm5.43 mm1.24 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1242097179
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.8%

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$31,777 HKD|Low: HK$16,743 HKD|High: HK$32,115 HKD|Avg: HK$20,887 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 8HK$16,743 HKD
Retailer 7HK$17,457 HKD
Retailer 4HK$17,690 HKD
Retailer 6HK$18,140 HKD
Retailer 3HK$19,905 HKD
Retailer 5HK$22,293 HKD
Retailer 2HK$22,548 HKD
MOH LondonHK$31,777 HKD

21 data points across 8 retailers

8 retailersHK$16,743 HKD to HK$31,777 HKD

B+
Cheapest Retailer
-
HK$16,743 HKD
$2,134 USD
Final sale: no returns
B+
Retailer 2
-
HK$17,457 HKD
$2,225 USD
View
B+
Retailer 3
-
HK$17,690 HKD
£1,775 GBP
View
B+
Retailer 4
-
HK$18,140 HKD
$2,312 USD
View
B+
Retailer 5
-
HK$19,905 HKD
£1,998 GBP
View
B
Retailer 6
-
HK$22,293 HKD
ZAR 45,901 ZAR
View
B
Retailer 7
-
HK$22,548 HKD
€2,737 EUR
View
Most Expensive
B
MOH London
0CFD18C62 · Nov 2
HK$31,777 HKD
£3,189 GBP
View
7 more retailers have this diamond
Prices start from HK$16,743 HKDSave up to HK$15,033 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+
1.24ct Cushion
HK$16,743 HKD