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Round|Natural|GIA

1.21ct K I1 Round Natural Diamond

VG • K/I1 • GIA 2366245631

Certificate GIA 2366245631

Diamond specifications and retailer prices

From HK$13,957 HKD
As of November 6, 2026
Save HK$21,206 HKD (60%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$35,162 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 K colour (faint-tinted) and I1 clarity (included), with a very-good cut grade and certified by GIA 2366245631. Listed at 8 retailers as of November 5, 2026, with prices from HK$13,957 to HK$35,162, a HK$21,206 spread on the same certified stone. NZ Jewellers lists it at HK$35,162. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
K
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2366245631
Dimensions6.61 × 6.67 × 4.27 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
6.61 mm6.67 mm1.21 ctK / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2366245631
Side View
Table 56.0%Crown 36.5°GirdlePavilion 40.6°Culet: NoneDepth 64.3%

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: Nov 6
Current: HK$35,162 HKD|Low: HK$13,855 HKD|High: HK$35,162 HKD|Avg: HK$19,375 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3HK$13,957 HKD
Retailer 8HK$15,196 HKD
Retailer 4HK$16,820 HKD
Retailer 6HK$16,820 HKD
Retailer 10HK$17,510 HKD
Retailer 5HK$17,597 HKD
Retailer 7HK$19,409 HKD
Retailer 9HK$20,970 HKD
Retailer 2HK$22,830 HKD
NZ JewellersHK$35,162 HKD

18 data points across 10 retailers

8 retailersHK$13,957 HKD to HK$35,162 HKD

B+
Cheapest Retailer
-
HK$13,957 HKD
B+
Retailer 2
-
HK$15,196 HKD
View
B
Retailer 3
-
HK$16,820 HKD
View
Retailer 4
-
HK$16,820 HKD
View
Price last confirmed 8 days ago
B
Retailer 5
-
HK$17,597 HKD
View
B
Retailer 6
-
HK$19,409 HKD
View
B
Retailer 7
-
HK$22,830 HKD
View
Most Expensive
C
NZ Jewellers
40b4cca8-f78e-4904-bdeb-db19a48cc911 · Nov 5
HK$35,162 HKD
$4,482 USD
View
7 more retailers have this diamond
Prices start from HK$13,957 HKDSave up to HK$21,206 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+
1.21ct Round
HK$13,957 HKD