Round|Natural|GIA

3.15ct E I1 Round Natural Diamond

EX • E/I1 • GIA 1519727598

Certificate GIA 1519727598

Diamond specifications and retailer prices

From €20,245 EUR
HK$176,700 HKD
As of October 30, 2026
Save €8,697 EUR (30%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €29,005 EUR at Wholesale Diamonds Direct · As of October 23, 2026
View at Wholesale Diamonds Direct

About this 3.15ct natural round diamond

This 3.15ct natural round sits in the three to five carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1519727598. Listed at 8 retailers as of October 30, 2026, with a 43% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

3.15
Carat
E
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1519727598
Dimensions9.37 × 9.32 × 5.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
9.37 mm9.32 mm3.15 ctE / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1519727598
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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: Oct 30
Current: €28,942 EUR|Low: €20,229 EUR|High: €40,066 EUR|Avg: €28,240 EUR|-9.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
October 30, 2026
Retailer 4€20,229 EUR
Retailer 7€20,245 EUR
Retailer 8€21,609 EUR
Retailer 6€22,521 EUR
Retailer 9€22,796 EUR
Retailer 5€22,833 EUR
Retailer 3€25,983 EUR
Retailer 1€28,942 EUR
Wholesale Diamonds Direct€29,005 EUR
Retailer 10€34,523 EUR
Retailer 2€34,540 EUR
Retailer 11€40,066 EUR

21 data points across 12 retailers

8 retailers€20,245 EUR to €28,942 EUR

Retailer 1
-
€20,229 EUR
$22,600 USD
Price last confirmed 10 days ago
A
Retailer 2
-
€20,245 EUR
HK$176,700 HKD
View
A
Retailer 3
-
€21,609 EUR
$24,142 USD
View
A
Retailer 4
-
€22,521 EUR
$25,160 USD
View
A
Retailer 5
-
€22,796 EUR
$25,468 USD
View
A
Retailer 6
-
€22,833 EUR
$25,509 USD
View
Final sale: no returns
B+
Retailer 7
-
€28,942 EUR
View
Most Expensive
Wholesale Diamonds Direct
425853829 · Oct 23
€29,005 EUR
$32,404 USD
View
Price last confirmed 8 days ago
7 more retailers have this diamond
Prices start from €20,245 EURSave up to €8,697 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
3.15ct Round
€20,245 EUR