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Round|Natural|GIA

4.06ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 1242058281

Certificate GIA 1242058281

Diamond specifications and retailer prices

From $85,545 AUD
CA$83,460 CAD
As of October 30, 2026
Save $56,820 AUD (40%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $142,365 AUD at MOH London · As of November 1, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1242058281. Listed at 10 retailers as of October 30, 2026, with prices from $85,545 to $142,365, a $56,820 spread on the same certified stone. MOH London lists it at $142,365. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1242058281
Dimensions10.34 × 10.39 × 6.24 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Needle
Top View
10.34 mm10.39 mm4.06 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1242058281
Side View
Table 61.0%Crown 34°Girdle: THN-MEDPavilion 41.6°Culet: NoneDepth 60.2%

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: $142,365 AUD|Low: $85,545 AUD|High: $144,081 AUD|Avg: $99,979 AUD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4$85,545 AUD
Retailer 5$87,100 AUD
Retailer 9$87,590 AUD
Retailer 3$90,762 AUD
Retailer 6$96,778 AUD
Retailer 10$97,610 AUD
Retailer 7$100,499 AUD
Retailer 8$102,361 AUD
Retailer 2$107,913 AUD
MOH London$142,365 AUD

12 data points across 10 retailers

10 retailers$85,545 AUD to $142,365 AUD

A
Cheapest Retailer
-
$85,545 AUD
CA$83,460 CAD
A
Retailer 2
-
$87,100 AUD
$61,183 USD
View
A
Retailer 3
-
$87,590 AUD
$61,527 USD
View
A
Retailer 4
-
$90,762 AUD
£50,201 GBP
View
A
Retailer 5
-
$96,778 AUD
$67,981 USD
View
B+
Retailer 6
-
$97,610 AUD
$68,566 USD
View
B+
Retailer 7
-
$100,499 AUD
$70,595 USD
View
Retailer 8
-
$102,361 AUD
$71,903 USD
View
Price last confirmed 16 days ago
B+
Retailer 9
-
$107,913 AUD
€72,193 EUR
View
Most Expensive
B
MOH London
35DDAA07A · Nov 1
$142,365 AUD
£78,743 GBP
View
9 more retailers have this diamond
Prices start from $85,545 AUDSave up to $56,820 AUD

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
$85,545 AUD