CaratHunter
Plans
Round|Natural|GIA

1.21ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6552105693

Certificate GIA 6552105693

Diamond specifications and retailer prices

From HK$20,085 HKD
As of October 31, 2026
Save HK$23,587 HKD (54%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$46,321 HKD at NZ Jewellers · As of September 25, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552105693. Listed at 12 retailers as of October 29, 2026, with a 117% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552105693
Dimensions6.79 × 6.77 × 4.26 mm
L/W Ratio1.00
Top View
6.79 mm6.77 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552105693
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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: Oct 31
Current: HK$23,286 HKD|Low: HK$19,884 HKD|High: HK$44,998 HKD|Avg: HK$29,658 HKD|+13.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 2HK$20,085 HKD
Retailer 1HK$23,286 HKD
Retailer 7HK$23,663 HKD
Retailer 8HK$26,459 HKD
Retailer 3HK$26,753 HKD
Retailer 9HK$27,868 HKD
Retailer 4HK$30,406 HKD
Retailer 6HK$39,943 HKD
Retailer 5HK$43,672 HKD

29 data points across 9 retailers

12 retailersHK$20,085 HKD to HK$43,672 HKD

A
Cheapest Retailer
-
HK$20,085 HKD
A
Retailer 2
-
HK$23,085 HKD
A$4,527 AUD
View
A
Retailer 3
-
HK$23,286 HKD
$2,968 USD
View
Final sale: no returns
A
Retailer 4
-
HK$23,663 HKD
$3,016 USD
View
A
Retailer 5
-
HK$26,459 HKD
$3,372 USD
View
A
Retailer 6
-
HK$26,753 HKD
£2,685 GBP
View
Retailer 7
-
HK$27,868 HKD
SGD 4,800 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
HK$30,406 HKD
€3,691 EUR
View
Retailer 9
-
HK$39,943 HKD
$5,091 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
HK$43,672 HKD
£4,383 GBP
View
Retailer 11
-
HK$45,254 HKD
$5,768 USD
View
Price last confirmed 20 days ago
Most Expensive
NZ Jewellers
761f3a10-8010-4362-948f-597dc9aeb9f5 · Sep 25
HK$46,321 HKD
$5,904 USD
View
Price last confirmed 36 days ago
11 more retailers have this diamond
Prices start from HK$20,085 HKDSave up to HK$23,587 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$20,085 HKD