Round|Natural|GIA

1.00ct E IF Round Natural Diamond

EX • E/IF • GIA 2566130560

Certificate GIA 2566130560

Diamond specifications and retailer prices

From $7,147 USD
As of October 29, 2026
Save $5,242 USD (42%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,389 USD at With Clarity · As of October 29, 2026
View at With Clarity

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2566130560. Listed at 11 retailers as of October 29, 2026, with prices from $7,147 to $12,389, a $5,242 spread on the same certified stone. With Clarity lists it at $12,389. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2566130560
Dimensions6.36 × 3.98 × 3.98 mm
L/W Ratio1.60
Culet sizeNone
Top View
6.36 mm3.98 mm1.00 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566130560
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $7,823 USD|Low: $7,147 USD|High: $12,768 USD|Avg: $9,193 USD|-6.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 30, 2026
Retailer 8$7,147 USD
Retailer 6$7,188 USD
Retailer 9$7,483 USD
Retailer 10$7,711 USD
Retailer 1$7,823 USD
Retailer 11$8,926 USD
Retailer 4$9,194 USD
Retailer 2$9,203 USD
Retailer 7$9,403 USD
Retailer 5$10,191 USD
Retailer 3$10,481 USD
With Clarity$12,389 USD

23 data points across 12 retailers

11 retailers$7,147 USD to $12,389 USD

A+
Cheapest Retailer
-
$7,147 USD
A
Retailer 2
-
$7,188 USD
SGD 9,714 SGD
View
A+
Retailer 3
-
$7,483 USD
SGD 10,112 SGD
View
A
Retailer 4
-
$7,711 USD
View
A
Retailer 5
-
$7,823 USD
£6,160 GBP
View
A
Retailer 6
-
$8,926 USD
View
A
Retailer 7
-
$9,194 USD
€8,756 EUR
View
A
Retailer 8
-
$9,203 USD
View
A
Retailer 9
-
$9,403 USD
£7,404 GBP
View
A
Retailer 10
-
$10,191 USD
View
Most Expensive
B+
With Clarity
2566130560 · Oct 29
$12,389 USD
View
10 more retailers have this diamond
Prices start from $7,147 USDSave up to $5,242 USD

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+
1.00ct Round
$7,147 USD