Round|Natural|GIA

1.30ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 1559318998

Certificate GIA 1559318998

Diamond specifications and retailer prices

From €2,417 EUR
HK$21,100 HKD
As of November 1, 2026
Save €2,992 EUR (55%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €5,410 EUR at NZ Jewellers · As of October 30, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1559318998. Listed at 14 retailers as of October 30, 2026, with prices from €2,417 to €5,410, a €2,992 spread on the same certified stone. NZ Jewellers lists it at €5,410. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1559318998
Dimensions7.02 × 7.05 × 4.27 mm
L/W Ratio1.00
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.02 mm7.05 mm1.30 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559318998
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €5,410 EUR|Low: €2,376 EUR|High: €5,410 EUR|Avg: €3,386 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 9€2,417 EUR
Retailer 2€2,432 EUR
Retailer 6€2,823 EUR
Retailer 13€2,866 EUR
Retailer 4€2,985 EUR
Retailer 11€3,105 EUR
Retailer 10€3,225 EUR
Retailer 3€3,316 EUR
Retailer 5€3,358 EUR
Retailer 8€3,550 EUR
Retailer 12€3,583 EUR
Retailer 7€5,193 EUR
NZ Jewellers€5,410 EUR

34 data points across 13 retailers

14 retailers€2,417 EUR to €5,410 EUR

A
Cheapest Retailer
-
€2,417 EUR
HK$21,100 HKD
A
Retailer 2
-
€2,432 EUR
₹258,770 INR
View
A
Retailer 3
-
€2,823 EUR
£2,483 GBP
View
A
Retailer 4
-
€2,866 EUR
$3,202 USD
View
Final sale: no returns
A
Retailer 5
-
€2,985 EUR
$3,335 USD
View
A
Retailer 6
-
€3,105 EUR
$3,469 USD
View
A
Retailer 7
-
€3,199 EUR
A$5,498 AUD
View
A
Retailer 8
-
€3,225 EUR
$3,603 USD
View
A
Retailer 9
-
€3,316 EUR
$3,705 USD
View
A
Retailer 10
-
€3,358 EUR
SGD 5,070 SGD
View
A
Retailer 11
-
€3,550 EUR
View
A
Retailer 12
-
€3,583 EUR
$4,003 USD
View
B
Retailer 13
-
€5,193 EUR
£4,568 GBP
View
Most Expensive
B+
NZ Jewellers
b2c1fb25-c2fe-4090-964d-7a9b2f5c1d12 · Oct 30
€5,410 EUR
$6,044 USD
View
13 more retailers have this diamond
Prices start from €2,417 EURSave up to €2,992 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
1.30ct Round
€2,417 EUR