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3.25ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 819634308

Shape and cutting style on the report: Round brilliant

Certificate IGI 819634308

Diamond specifications and retailer prices

From €18,451 EUR
₹1,963,249 INR
As of October 30, 2026
Save €13,744 EUR (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €32,195 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 3.25ct natural round diamond

This 3.25ct 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 IGI 819634308. Listed at 16 retailers as of October 29, 2026, with prices from €18,451 to €32,195, a €13,744 spread on the same certified stone. MOH London lists it at €32,195. 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

3.25
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 819634308
Dimensions9.37 × 9.44 × 5.90 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
9.37 mm9.44 mm3.25 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 819634308
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.8%

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: €32,195 EUR|Low: €18,341 EUR|High: €32,409 EUR|Avg: €24,107 EUR|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 2€18,451 EUR
Retailer 4€19,611 EUR
Retailer 7€20,995 EUR
Retailer 5€21,690 EUR
Retailer 13€22,633 EUR
Retailer 3€23,766 EUR
Retailer 12€24,519 EUR
Retailer 8€24,880 EUR
Retailer 6€24,969 EUR
Retailer 11€25,463 EUR
Retailer 10€26,440 EUR
Retailer 9€29,048 EUR
MOH London€32,195 EUR

32 data points across 13 retailers

16 retailers€18,451 EUR to €32,195 EUR

A
Cheapest Retailer
-
€18,451 EUR
₹1,963,249 INR
Retailer 2
-
€19,611 EUR
$21,910 USD
View
Price last confirmed 10 days ago
A
Retailer 3
-
€20,607 EUR
$23,022 USD
View
A
Retailer 4
-
€20,995 EUR
£18,470 GBP
View
A
Retailer 5
-
€21,541 EUR
$24,066 USD
View
A
Retailer 6
-
€21,690 EUR
$24,232 USD
View
Final sale: no returns
A
Retailer 7
-
€22,037 EUR
$24,620 USD
View
A
Retailer 8
-
€22,633 EUR
$25,286 USD
View
A
Retailer 9
-
€23,766 EUR
$26,551 USD
View
B+
Retailer 10
-
€24,519 EUR
$27,393 USD
View
A
Retailer 11
-
€24,880 EUR
View
A
Retailer 12
-
€24,969 EUR
£21,965 GBP
View
B+
Retailer 13
-
€25,463 EUR
$28,447 USD
View
B+
Retailer 14
-
€26,440 EUR
ZAR 477,203 ZAR
View
B+
Retailer 15
-
€29,048 EUR
$32,453 USD
View
Most Expensive
B+
MOH London
42C7BA705 · Oct 29
€32,195 EUR
£28,322 GBP
View
15 more retailers have this diamond
Prices start from €18,451 EURSave up to €13,744 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
3.25ct Round
€18,451 EUR