CaratHunter
Plans
Round|Natural|GIA

1.21ct I IF Round Natural Diamond

EX • I/IF • GIA 6511962223

Certificate GIA 6511962223

Diamond specifications and retailer prices

From HK$39,516 HKD
As of November 5, 2026
Save HK$32,651 HKD (45%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$72,167 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6511962223. Listed at 6 retailers as of November 5, 2026, with prices from HK$39,516 to HK$72,167, a HK$32,651 spread on the same certified stone. NZ Jewellers lists it at HK$72,167. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6511962223
Dimensions6.75 × 6.80 × 4.28 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
6.75 mm6.80 mm1.21 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6511962223
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.2%

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 5
Current: HK$72,167 HKD|Low: HK$31,553 HKD|High: HK$72,167 HKD|Avg: HK$51,937 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6HK$39,516 HKD
Retailer 5HK$39,830 HKD
Retailer 4HK$46,366 HKD
Retailer 2HK$46,930 HKD
Retailer 3HK$68,538 HKD
NZ JewellersHK$72,167 HKD

24 data points across 6 retailers

6 retailersHK$39,516 HKD to HK$72,167 HKD

A
Cheapest Retailer
-
HK$39,516 HKD
B+
Retailer 2
-
HK$39,830 HKD
View
Final sale: no returns
B+
Retailer 3
-
HK$46,366 HKD
View
B+
Retailer 4
-
HK$46,930 HKD
View
B
Retailer 5
-
HK$68,538 HKD
View
Most Expensive
B
NZ Jewellers
ecc901e7-f166-45ba-a8ce-219aadd96846 · Nov 5
HK$72,167 HKD
$9,208 USD
View
5 more retailers have this diamond
Prices start from HK$39,516 HKDSave up to HK$32,651 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 Round
HK$39,516 HKD