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Radiant|Natural|GIA

1.22ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 7538500801

Certificate GIA 7538500801

Diamond specifications and retailer prices

From HK$27,995 HKD
As of November 7, 2026
Save HK$24,939 HKD (47%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$52,934 HKD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.22ct natural radiant diamond

This 1.22ct natural radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7538500801. Listed at 9 retailers as of November 3, 2026, with prices from HK$27,995 to HK$52,934, a HK$24,939 spread on the same certified stone. NZ Jewellers lists it at HK$52,934. 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

1.22
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle30.86°
OriginNatural
Grading LabGIA
CertificateGIA 7538500801
Dimensions6.83 × 5.23 × 3.63 mm
L/W Ratio1.31
Girdle conditionThick
Key to symbols
Crystal, Cloud
Top View
6.83 mm5.23 mm1.22 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7538500801
Side View
Table 65.0%Crown 44.8°Girdle: ThickPavilion 30.86°Culet: NoneDepth 69.5%

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 7
Current: HK$52,934 HKD|Low: HK$27,658 HKD|High: HK$53,733 HKD|Avg: HK$35,470 HKD|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 4HK$27,995 HKD
Retailer 2HK$29,038 HKD
Retailer 6HK$29,633 HKD
Retailer 8HK$30,386 HKD
Retailer 9HK$31,522 HKD
Retailer 3HK$31,553 HKD
Retailer 10HK$33,027 HKD
Retailer 5HK$34,249 HKD
Retailer 7HK$50,810 HKD
NZ JewellersHK$52,934 HKD

35 data points across 10 retailers

9 retailersHK$27,995 HKD to HK$52,934 HKD

A
Cheapest Retailer
-
HK$27,995 HKD
B+
Retailer 2
-
HK$29,038 HKD
View
B+
Retailer 3
-
HK$29,633 HKD
View
B+
Retailer 4
-
HK$30,386 HKD
View
B+
Retailer 5
-
HK$31,522 HKD
View
B+
Retailer 6
-
HK$31,553 HKD
View
Retailer 7
-
HK$33,027 HKD
View
Price last confirmed 30 days ago
B
Retailer 8
-
HK$50,810 HKD
View
Most Expensive
B
NZ Jewellers
80fdecf5-a6c0-4164-a363-c9361a4e2b91 · Nov 3
HK$52,934 HKD
$6,754 USD
View
8 more retailers have this diamond
Prices start from HK$27,995 HKDSave up to HK$24,939 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
1.22ct Radiant
HK$27,995 HKD