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Round|Natural|GIA

3.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2556837743

Certificate GIA 2556837743

Diamond specifications and retailer prices

From €35,589 EUR
CA$55,223 CAD
As of October 30, 2026
Save €23,212 EUR (39%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €58,801 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3.5ct natural round diamond

This 3.5ct 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 2556837743. Listed at 15 retailers as of October 30, 2026, with prices from €35,589 to €58,801, a €23,212 spread on the same certified stone. MOH London lists it at €58,801. 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

3.50
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2556837743
Dimensions9.56 × 9.63 × 6.10 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
9.56 mm9.63 mm3.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556837743
Side View
Table 57.0%CrownGirdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.5%

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: Oct 30
Current: €58,801 EUR|Low: €29,330 EUR|High: €59,510 EUR|Avg: €38,977 EUR|-0.1%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 9€29,330 EUR
Retailer 7€30,807 EUR
Retailer 8€32,335 EUR
Retailer 6€35,436 EUR
Retailer 12€35,589 EUR
Retailer 16€36,123 EUR
Retailer 5€37,153 EUR
Retailer 11€37,456 EUR
Retailer 10€38,033 EUR
Retailer 3€39,572 EUR
Retailer 17€39,572 EUR
Retailer 13€39,912 EUR
Retailer 4€40,888 EUR
Retailer 14€42,982 EUR
Retailer 15€43,903 EUR
Retailer 2€44,504 EUR
MOH London€58,801 EUR

33 data points across 17 retailers

15 retailers€35,589 EUR to €58,801 EUR

Retailer 1
-
€29,330 EUR
HK$256,000 HKD
Price last confirmed 53 days ago
B+
Retailer 2
-
€35,589 EUR
CA$55,223 CAD
View
B+
Retailer 3
-
€36,123 EUR
$40,357 USD
View
B
Retailer 4
-
€37,153 EUR
A$63,858 AUD
View
B
Retailer 5
-
€37,456 EUR
$41,846 USD
View
B+
Retailer 6
-
€38,033 EUR
£33,457 GBP
View
Retailer 7
-
€39,219 EUR
$43,816 USD
View
Price last confirmed 34 days ago
B
Retailer 8
-
€39,572 EUR
$44,210 USD
View
B
Retailer 9
-
€39,572 EUR
$44,210 USD
View
B
Retailer 10
-
€39,912 EUR
$44,590 USD
View
B
Retailer 11
-
€40,888 EUR
$45,680 USD
View
B
Retailer 12
-
€42,982 EUR
$48,020 USD
View
B
Retailer 13
-
€43,903 EUR
$49,049 USD
View
B
Retailer 14
-
€44,504 EUR
View
Most Expensive
B
MOH London
3B939C1D8 · Nov 1
€58,801 EUR
£51,727 GBP
View
14 more retailers have this diamond
Prices start from €35,589 EURSave up to €23,212 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+
3.50ct Round
€35,589 EUR