Radiant|Natural|GIA

4.01ct J SI1 Radiant Natural Diamond

EX • J/SI1 • GIA 5231625673

Certificate GIA 5231625673

Diamond specifications and retailer prices

From €43,909 EUR
£38,626 GBP
As of October 28, 2026
Save €24,197 EUR (36%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €68,106 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 4.01ct natural radiant diamond

This 4.01ct natural radiant sits in the three to five carat band, graded J 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 5231625673. Listed at 3 retailers as of October 28, 2026, with prices from €43,909 to €68,106, a €24,197 spread on the same certified stone. MOH London lists it at €68,106. 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

4.01
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5231625673
Dimensions10.55 × 7.66 × 5.22 mm
L/W Ratio1.38
Top View
10.55 mm7.66 mm4.01 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231625673
Side View
Table 67.0%CrownGirdle: UNDPavilionCulet: NoneDepth 68.2%

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 28
Current: €68,106 EUR|Low: €43,909 EUR|High: €68,559 EUR|Avg: €55,043 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
October 29, 2026
Retailer 3€43,909 EUR
Retailer 2€52,548 EUR
MOH London€68,106 EUR

38 data points across 3 retailers

3 retailers€43,909 EUR to €68,106 EUR

B+
Cheapest Retailer
-
€43,909 EUR
£38,626 GBP
B
Retailer 2
-
€52,548 EUR
View
Most Expensive
B
MOH London
0C0662DA1 · Oct 29
€68,106 EUR
£59,912 GBP
View
2 more retailers have this diamond
Prices start from €43,909 EURSave up to €24,197 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+
4.01ct Radiant
€43,909 EUR