Round|Natural|GIA

1.03ct E I1 Round Natural Diamond

EX • E/I1 • GIA 1206688770

Certificate GIA 1206688770

Diamond specifications and retailer prices

From €2,818 EUR
$3,148 USD
As of October 31, 2026
Save €485 EUR (15%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €5,687 EUR at NZ Jewellers · As of September 27, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1206688770. Listed at 11 retailers as of October 30, 2026, with a relatively tight 17% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1206688770
Dimensions6.53 × 6.48 × 3.98 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.53 mm6.48 mm1.03 ctE / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1206688770
Side View
Table 56.0%Crown 34°Girdle: ThickPavilion 40.8°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €3,195 EUR|Low: €2,446 EUR|High: €3,807 EUR|Avg: €3,148 EUR|-2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 12, 2026
Retailer 8€2,446 EUR
Retailer 6€2,624 EUR
Retailer 4€2,818 EUR
Retailer 10€2,859 EUR
Retailer 1€3,195 EUR
Retailer 7€3,195 EUR
Retailer 5€3,303 EUR
Retailer 2€3,459 EUR
Retailer 9€3,698 EUR
Retailer 3€3,789 EUR

14 data points across 10 retailers

11 retailers€2,818 EUR to €3,303 EUR

Retailer 1
-
€2,624 EUR
$2,932 USD
Price last confirmed 24 days ago
B+
Retailer 2
-
€2,818 EUR
$3,148 USD
View
Retailer 3
-
€2,859 EUR
$3,194 USD
View
Price last confirmed 97 days ago
Retailer 4
-
€2,957 EUR
$3,304 USD
View
Price last confirmed 24 days ago
Retailer 5
-
€2,957 EUR
$3,304 USD
View
Price last confirmed 24 days ago
Retailer 6
-
€3,071 EUR
$3,431 USD
View
Price last confirmed 32 days ago
B
Retailer 7
-
€3,195 EUR
$3,570 USD
View
B
Retailer 8
-
€3,195 EUR
$3,570 USD
View
B
Retailer 9
-
€3,303 EUR
$3,690 USD
View
Retailer 10
-
€3,412 EUR
$3,812 USD
View
Price last confirmed 32 days ago
Most Expensive
NZ Jewellers
11bc954c-ccef-4532-b9ff-1d574119b9c4 · Sep 27
€5,687 EUR
$6,353 USD
View
Price last confirmed 35 days ago
10 more retailers have this diamond
Prices start from €2,818 EURSave up to €485 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.

B+
1.03ct Round
€2,818 EUR