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Round|Natural|GIA

0.51ct E I1 Round Natural Diamond

EX • E/I1 • GIA 6542652661

Certificate GIA 6542652661

Diamond specifications and retailer prices

From $723 NZD
₹38,793 INR
As of October 30, 2026
Save $734 NZD (50%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,396 NZD 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: $3,061 NZD|Low: $718 NZD|High: $3,061 NZD|Avg: $1,222 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$723 NZD
Retailer 5$818 NZD
Retailer 6$976 NZD
Retailer 4$1,052 NZD
Retailer 7$1,127 NZD
Retailer 8$1,187 NZD
Retailer 3$1,457 NZD
NZ Jewellers$3,061 NZD

43 data points across 8 retailers

22 retailers$723 NZD to $1,457 NZD

A
Cheapest Retailer
-
$723 NZD
₹38,793 INR
A
Retailer 2
-
$818 NZD
HK$3,600 HKD
View
Retailer 3
-
$976 NZD
$550 USD
View
Price last confirmed 11 days ago
Retailer 4
-
$976 NZD
$550 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$976 NZD
$550 USD
View
Retailer 6
-
$1,052 NZD
$593 USD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
$1,052 NZD
$593 USD
View
Retailer 8
-
$1,052 NZD
$593 USD
View
Price last confirmed 19 days ago
B+
Retailer 9
-
$1,052 NZD
$593 USD
View
Retailer 10
-
$1,082 NZD
$610 USD
View
Price last confirmed 23 days ago
Retailer 11
-
$1,082 NZD
$610 USD
View
Price last confirmed 29 days ago
Retailer 12
-
$1,127 NZD
$635 USD
View
Price last confirmed 10 days ago
Retailer 13
-
$1,127 NZD
$635 USD
View
Price last confirmed 19 days ago
Retailer 14
-
$1,166 NZD
$657 USD
View
Price last confirmed 31 days ago
B+
Retailer 15
-
$1,187 NZD
$669 USD
View
Retailer 16
-
$1,249 NZD
$704 USD
View
Price last confirmed 31 days ago
Retailer 17
-
$1,249 NZD
$704 USD
View
Price last confirmed 27 days ago
B+
Retailer 18
-
$1,457 NZD
€782 EUR
View
Retailer 19
-
$3,061 NZD
$1,725 USD
View
Price last confirmed 17 days ago
Retailer 20
-
$3,061 NZD
$1,725 USD
View
Price last confirmed 10 days ago
Retailer 21
-
$3,396 NZD
$1,914 USD
View
Price last confirmed 28 days ago
Most Expensive
NZ Jewellers
575f6d36-abc6-4763-855d-b5d4fb2fee6f · Sep 28
$3,396 NZD
$1,914 USD
View
Price last confirmed 32 days ago
21 more retailers have this diamond
Prices start from $723 NZDSave up to $734 NZD

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
$723 NZD