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Round|Natural|GIA

3.15ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2233638568

Certificate GIA 2233638568

Diamond specifications and retailer prices

From €25,855 EUR
$28,885 USD
As of October 26, 2026
Save €18,555 EUR (42%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €44,410 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 3.15ct natural round diamond

This 3.15ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2233638568. Listed at 13 retailers as of October 26, 2026, with prices from €25,855 to €44,410, a €18,555 spread on the same certified stone. MOH London lists it at €44,410. 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

3.15
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2233638568
Dimensions9.27 × 9.33 × 5.83 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Culet sizeNone
Top View
9.27 mm9.33 mm3.15 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2233638568
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

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 26
Current: €44,410 EUR|Low: €25,855 EUR|High: €44,885 EUR|Avg: €31,481 EUR|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 27, 2026
Retailer 10€25,855 EUR
Retailer 6€26,770 EUR
Retailer 8€27,591 EUR
Retailer 2€28,205 EUR
Retailer 7€28,385 EUR
Retailer 9€28,398 EUR
Retailer 5€33,495 EUR
Retailer 3€34,314 EUR
Retailer 4€36,101 EUR
MOH London€44,410 EUR

28 data points across 10 retailers

13 retailers€25,855 EUR to €44,410 EUR

A
Cheapest Retailer
-
€25,855 EUR
$28,885 USD
A
Retailer 2
-
€26,770 EUR
CA$41,538 CAD
View
Retailer 3
-
€27,591 EUR
$30,825 USD
View
Price last confirmed 6 days ago
A
Retailer 4
-
€28,205 EUR
£24,812 GBP
View
Retailer 5
-
€28,385 EUR
A$48,788 AUD
View
Price last confirmed 29 days ago
Retailer 6
-
€29,581 EUR
$33,048 USD
View
Price last confirmed 36 days ago
Retailer 7
-
€29,818 EUR
$33,313 USD
View
Price last confirmed 33 days ago
Retailer 8
-
€30,764 EUR
$34,370 USD
View
Price last confirmed 31 days ago
Retailer 9
-
€31,948 EUR
$35,692 USD
View
Price last confirmed 33 days ago
Retailer 10
-
€33,495 EUR
$37,421 USD
View
Price last confirmed 23 days ago
B
Retailer 11
-
€34,314 EUR
View
Retailer 12
-
€36,101 EUR
ZAR 651,580 ZAR
View
Price last confirmed 10 days ago
Most Expensive
B
MOH London
A9CE0FB12 · Oct 26
€44,410 EUR
£39,067 GBP
View
12 more retailers have this diamond
Prices start from €25,855 EURSave up to €18,555 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
€25,855 EUR