Radiant|Natural|GIA

4.06ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 2231491174

Certificate GIA 2231491174

Diamond specifications and retailer prices

From €42,021 EUR
CA$65,202 CAD
As of October 27, 2026
Save €27,732 EUR (40%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €69,753 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 4.06ct natural radiant diamond

This 4.06ct natural radiant sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231491174. Listed at 15 retailers as of October 27, 2026, with prices from €42,021 to €69,753, a €27,732 spread on the same certified stone. MOH London lists it at €69,753. 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

4.06
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2231491174
Dimensions10.49 × 7.96 × 5.28 mm
L/W Ratio1.32
Girdle conditionPolished
Top View
10.49 mm7.96 mm4.06 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2231491174
Side View
Table 69.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.3%

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 27
Current: €69,753 EUR|Low: €42,021 EUR|High: €70,217 EUR|Avg: €49,928 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
October 29, 2026
Retailer 9€42,021 EUR
Retailer 4€42,651 EUR
Retailer 5€43,862 EUR
Retailer 2€45,247 EUR
Retailer 10€46,589 EUR
Retailer 12€46,589 EUR
Retailer 7€47,125 EUR
Retailer 11€48,147 EUR
Retailer 8€48,937 EUR
Retailer 3€49,843 EUR
Retailer 6€52,697 EUR
MOH London€69,753 EUR

22 data points across 12 retailers

15 retailers€42,021 EUR to €69,753 EUR

A
Cheapest Retailer
-
€42,021 EUR
CA$65,202 CAD
A
Retailer 2
-
€42,651 EUR
$47,650 USD
View
A
Retailer 3
-
€43,862 EUR
$49,003 USD
View
A
Retailer 4
-
€45,247 EUR
£39,803 GBP
View
A
Retailer 5
-
€46,276 EUR
$51,700 USD
View
Retailer 6
-
€46,276 EUR
$51,700 USD
View
Price last confirmed 34 days ago
Retailer 7
-
€46,276 EUR
$51,700 USD
View
Price last confirmed 26 days ago
A
Retailer 8
-
€46,589 EUR
$52,050 USD
View
A
Retailer 9
-
€46,589 EUR
$52,050 USD
View
A
Retailer 10
-
€47,125 EUR
$52,648 USD
View
A
Retailer 11
-
€48,147 EUR
$53,790 USD
View
A
Retailer 12
-
€48,937 EUR
$54,673 USD
View
B+
Retailer 13
-
€49,843 EUR
$55,685 USD
View
B+
Retailer 14
-
€52,697 EUR
View
Most Expensive
B
MOH London
ACCE85BF9 · Oct 29
€69,753 EUR
£61,361 GBP
View
14 more retailers have this diamond
Prices start from €42,021 EURSave up to €27,732 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
4.06ct Radiant
€42,021 EUR