Round|Natural|GIA

1.30ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 5242060366

Certificate GIA 5242060366

Diamond specifications and retailer prices

From €4,276 EUR
As of November 4, 2026
Save €1,430 EUR (25%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €8,701 EUR at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5242060366. Listed at 13 retailers as of November 4, 2026, with a 33% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.30
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5242060366
Dimensions6.89 × 6.93 × 4.34 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.89 mm6.93 mm1.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242060366
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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: Nov 4
Current: €8,701 EUR|Low: €4,276 EUR|High: €8,769 EUR|Avg: €5,875 EUR|-0.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 6€4,276 EUR
Retailer 4€4,646 EUR
Retailer 7€4,859 EUR
Retailer 2€4,910 EUR
Retailer 8€5,020 EUR
Retailer 11€5,203 EUR
Retailer 12€5,203 EUR
Retailer 3€5,210 EUR
Retailer 5€5,706 EUR
Retailer 9€5,879 EUR
Retailer 10€7,704 EUR
NZ Jewellers€8,701 EUR

42 data points across 12 retailers

13 retailers€4,276 EUR to €5,706 EUR

B+
Cheapest Retailer
-
€4,276 EUR
Final sale: no returns
B+
Retailer 2
-
€4,416 EUR
View
Retailer 3
-
€4,646 EUR
View
Price last confirmed 7 days ago
Retailer 4
-
€4,859 EUR
View
Price last confirmed 6 days ago
B+
Retailer 5
-
€4,910 EUR
View
Retailer 6
-
€5,020 EUR
View
Price last confirmed 7 days ago
Retailer 7
-
€5,203 EUR
View
Price last confirmed 8 days ago
Retailer 8
-
€5,203 EUR
View
Price last confirmed 8 days ago
Retailer 9
-
€5,210 EUR
View
Price last confirmed 28 days ago
B+
Retailer 10
-
€5,706 EUR
View
Retailer 11
-
€5,879 EUR
View
Price last confirmed 8 days ago
Retailer 12
-
€7,704 EUR
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
108d46e5-8af5-4abf-8dec-ca4a8a907cb3 · Oct 27
€8,701 EUR
$9,715 USD
View
Price last confirmed 10 days ago
12 more retailers have this diamond
Prices start from €4,276 EURSave up to €1,430 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+
1.30ct Round
€4,276 EUR