CaratHunter
Plans
Cushion|Natural|GIA

1.21ct J SI2 Cushion Natural Diamond

ID • J/SI2 • GIA 2556534848

Certificate GIA 2556534848

Diamond specifications and retailer prices

From HK$13,456 HKD
$1,715 USD
As of November 1, 2026
Save HK$14,395 HKD (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$27,851 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct natural cushion diamond

This 1.21ct natural cushion sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556534848. Listed at 11 retailers as of October 29, 2026, with prices from HK$13,456 to HK$27,851, a HK$14,395 spread on the same certified stone. MOH London lists it at HK$27,851. 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

1.21
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.16°
Pavilion angle36.57°
OriginNatural
Grading LabGIA
CertificateGIA 2556534848
Dimensions5.57 × 7.24 × 3.80 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
5.57 mm7.24 mm1.21 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556534848
Side View
Table 64.0%Crown 34.16°Girdle: Very ThickPavilion 36.57°Culet: NoneDepth 68.2%

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 1
Current: HK$27,851 HKD|Low: HK$11,353 HKD|High: HK$28,040 HKD|Avg: HK$17,481 HKD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7HK$13,456 HKD
Retailer 6HK$13,864 HKD
Retailer 8HK$14,162 HKD
Retailer 5HK$15,316 HKD
Retailer 2HK$15,377 HKD
Retailer 9HK$15,810 HKD
Retailer 4HK$16,429 HKD
Retailer 3HK$16,832 HKD
Retailer 10HK$17,097 HKD
MOH LondonHK$27,851 HKD

41 data points across 10 retailers

11 retailersHK$13,456 HKD to HK$27,851 HKD

A
Cheapest Retailer
-
HK$13,456 HKD
$1,715 USD
B+
Retailer 2
-
HK$13,864 HKD
$1,767 USD
View
B+
Retailer 3
-
HK$14,162 HKD
$1,805 USD
View
Final sale: no returns
B+
Retailer 4
-
HK$15,316 HKD
$1,952 USD
View
B+
Retailer 5
-
HK$15,377 HKD
£1,543 GBP
View
B+
Retailer 6
-
HK$15,749 HKD
A$3,088 AUD
View
B+
Retailer 7
-
HK$15,810 HKD
$2,015 USD
View
B+
Retailer 8
-
HK$16,429 HKD
$2,094 USD
View
B+
Retailer 9
-
HK$16,832 HKD
£1,689 GBP
View
B+
Retailer 10
-
HK$17,097 HKD
$2,179 USD
View
Most Expensive
B
MOH London
6C22DE6EA · Oct 29
HK$27,851 HKD
£2,795 GBP
View
10 more retailers have this diamond
Prices start from HK$13,456 HKDSave up to HK$14,395 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
1.21ct Cushion
HK$13,456 HKD