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Round|Natural|GIA

4.06ct I IF Round Natural Diamond

EX • I/IF • GIA 1232570177

Certificate GIA 1232570177

Diamond specifications and retailer prices

From £57,395 GBP
As of November 5, 2026
Save £32,500 GBP (36%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £89,895 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 4.06ct natural round diamond

This 4.06ct natural round sits in the three to five carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1232570177. Listed at 6 retailers as of November 4, 2026, with prices from £57,395 to £89,895, a £32,500 spread on the same certified stone. MOH London lists it at £89,895. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

4.06
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1232570177
Dimensions10.14 × 10.17 × 6.35 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
10.14 mm10.17 mm4.06 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1232570177
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.5%

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: Nov 5
Current: £89,895 GBP|Low: £57,395 GBP|High: £91,222 GBP|Avg: £70,133 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 3£57,395 GBP
Retailer 4£61,304 GBP
Retailer 2£69,573 GBP
MOH London£89,895 GBP

40 data points across 4 retailers

6 retailers£57,395 GBP to £89,895 GBP

A
Cheapest Retailer
-
£57,395 GBP
B+
Retailer 2
-
£61,304 GBP
View
B+
Retailer 3
-
£61,575 GBP
View
B+
Retailer 4
-
£63,662 GBP
View
B+
Retailer 5
-
£69,573 GBP
View
Most Expensive
B
MOH London
3F59F850E · Nov 4
£89,895 GBP
View
5 more retailers have this diamond
Prices start from £57,395 GBPSave up to £32,500 GBP

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 Round
£57,395 GBP