Round|Natural|GIA

0.51ct E I1 Round Natural Diamond

EX • E/I1 • GIA 6542652661

Certificate GIA 6542652661

Diamond specifications and retailer prices

From HK$3,196 HKD
₹38,793 INR
As of October 30, 2026
Save HK$3,246 HKD (50%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$15,017 HKD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6542652661. Listed at 22 retailers as of October 29, 2026, with a 102% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
E
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6542652661
Dimensions5.13 × 5.15 × 3.14 mm
L/W Ratio1.00
Top View
5.13 mm5.15 mm0.51 ctE / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542652661
Side View
Table 56.0%Crown 33°Girdle: STK-STKPavilion 40.8°Culet: NoneDepth 61.1%

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 30
Current: HK$13,534 HKD|Low: HK$3,176 HKD|High: HK$13,534 HKD|Avg: HK$5,399 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2HK$3,196 HKD
Retailer 5HK$3,615 HKD
Retailer 6HK$4,315 HKD
Retailer 4HK$4,653 HKD
Retailer 7HK$4,982 HKD
Retailer 8HK$5,249 HKD
Retailer 3HK$6,442 HKD
NZ JewellersHK$13,534 HKD

44 data points across 8 retailers

22 retailersHK$3,196 HKD to HK$6,442 HKD

A
Cheapest Retailer
-
HK$3,196 HKD
₹38,793 INR
A
Retailer 2
-
HK$3,615 HKD
View
Retailer 3
-
HK$4,315 HKD
$550 USD
View
Price last confirmed 10 days ago
Retailer 4
-
HK$4,315 HKD
$550 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
HK$4,315 HKD
$550 USD
View
Retailer 6
-
HK$4,653 HKD
$593 USD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
HK$4,653 HKD
$593 USD
View
Retailer 8
-
HK$4,653 HKD
$593 USD
View
Price last confirmed 19 days ago
B+
Retailer 9
-
HK$4,653 HKD
$593 USD
View
Retailer 10
-
HK$4,786 HKD
$610 USD
View
Price last confirmed 22 days ago
Retailer 11
-
HK$4,786 HKD
$610 USD
View
Price last confirmed 29 days ago
Retailer 12
-
HK$4,982 HKD
$635 USD
View
Price last confirmed 9 days ago
Retailer 13
-
HK$4,982 HKD
$635 USD
View
Price last confirmed 19 days ago
Retailer 14
-
HK$5,155 HKD
$657 USD
View
Price last confirmed 31 days ago
B+
Retailer 15
-
HK$5,249 HKD
$669 USD
View
Retailer 16
-
HK$5,523 HKD
$704 USD
View
Price last confirmed 31 days ago
Retailer 17
-
HK$5,523 HKD
$704 USD
View
Price last confirmed 26 days ago
B+
Retailer 18
-
HK$6,442 HKD
€782 EUR
View
Retailer 19
-
HK$13,534 HKD
$1,725 USD
View
Price last confirmed 16 days ago
Retailer 20
-
HK$13,534 HKD
$1,725 USD
View
Price last confirmed 10 days ago
Retailer 21
-
HK$15,017 HKD
$1,914 USD
View
Price last confirmed 27 days ago
Most Expensive
NZ Jewellers
575f6d36-abc6-4763-855d-b5d4fb2fee6f · Sep 28
HK$15,017 HKD
$1,914 USD
View
Price last confirmed 32 days ago
21 more retailers have this diamond
Prices start from HK$3,196 HKDSave up to HK$3,246 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
0.51ct Round
HK$3,196 HKD