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Round|Natural|GIA

0.66ct J I1 Round Natural Diamond

EX • J/I1 • GIA 7516457086

Certificate GIA 7516457086

Diamond specifications and retailer prices

From €290 EUR
₹30,948 INR
As of November 2, 2026
Save €307 EUR (51%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,511 EUR at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 0.66ct natural round diamond

This 0.66ct natural round sits in the half to three-quarter carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 7516457086. Listed at 18 retailers as of November 1, 2026, with a 106% 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

0.66
Carat
J
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7516457086
Dimensions5.52 × 5.55 × 3.47 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
5.52 mm5.55 mm0.66 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7516457086
Side View
Table 56.0%Crown 35°Girdle: STK-STKPavilion 41°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: Nov 2
Current: €1,511 EUR|Low: €289 EUR|High: €1,511 EUR|Avg: €528 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2€290 EUR
Retailer 4€331 EUR
Retailer 7€394 EUR
Retailer 5€424 EUR
Retailer 6€455 EUR
Retailer 9€500 EUR
Retailer 8€522 EUR
Retailer 3€596 EUR
NZ Jewellers€1,511 EUR

44 data points across 9 retailers

18 retailers€290 EUR to €596 EUR

A
Cheapest Retailer
-
€290 EUR
₹30,948 INR
A
Retailer 2
-
€331 EUR
HK$2,900 HKD
View
Retailer 3
-
€394 EUR
$442 USD
View
Price last confirmed 13 days ago
B+
Retailer 4
-
€394 EUR
$442 USD
View
A
Retailer 5
-
€424 EUR
$476 USD
View
B+
Retailer 6
-
€424 EUR
$476 USD
View
Retailer 7
-
€450 EUR
$505 USD
View
Price last confirmed 25 days ago
Retailer 8
-
€455 EUR
$510 USD
View
Price last confirmed 12 days ago
Retailer 9
-
€485 EUR
$544 USD
View
Price last confirmed 18 days ago
Retailer 10
-
€485 EUR
$544 USD
View
Price last confirmed 34 days ago
Retailer 11
-
€485 EUR
$544 USD
View
Price last confirmed 21 days ago
Retailer 12
-
€520 EUR
$583 USD
View
Price last confirmed 24 days ago
Retailer 13
-
€520 EUR
$583 USD
View
Price last confirmed 34 days ago
B+
Retailer 14
-
€522 EUR
$585 USD
View
B+
Retailer 15
-
€596 EUR
View
Retailer 16
-
€1,412 EUR
$1,584 USD
View
Price last confirmed 24 days ago
Retailer 17
-
€1,412 EUR
$1,584 USD
View
Price last confirmed 35 days ago
Most Expensive
NZ Jewellers
ece2066e-173b-48c8-afa3-4fd5db099cd2 · Oct 20
€1,511 EUR
$1,695 USD
View
Price last confirmed 13 days ago
17 more retailers have this diamond
Prices start from €290 EURSave up to €307 EUR

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
0.66ct Round
€290 EUR