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Round|Natural|GIA

4.00ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6233698330

Certificate GIA 6233698330

Diamond specifications and retailer prices

From $73,091 AUD
£40,427 GBP
As of November 1, 2026
Save $35,070 AUD (32%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $108,162 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 4ct natural round diamond

This 4ct 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 6233698330. Listed at 6 retailers as of November 1, 2026, with prices from $73,091 to $108,162, a $35,070 spread on the same certified stone. MOH London lists it at $108,162. 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

4.00
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6233698330
Dimensions10.01 × 10.10 × 6.32 mm
L/W Ratio1.01
Top View
10.01 mm10.10 mm4.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6233698330
Side View
Table 57.0%Crown 36°GirdlePavilion 40.6°CuletDepth 62.8%

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: Nov 1
Current: $108,162 AUD|Low: $73,091 AUD|High: $108,742 AUD|Avg: $82,427 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$73,091 AUD
Retailer 9$73,657 AUD
Retailer 5$74,020 AUD
Retailer 6$74,870 AUD
Retailer 8$75,497 AUD
Retailer 3$82,817 AUD
Retailer 10$86,387 AUD
Retailer 7$86,558 AUD
Retailer 4$96,008 AUD
MOH London$108,162 AUD

27 data points across 10 retailers

6 retailers$73,091 AUD to $108,162 AUD

B+
Cheapest Retailer
-
$73,091 AUD
£40,427 GBP
B+
Retailer 2
-
$74,020 AUD
$51,995 USD
View
B+
Retailer 3
-
$74,870 AUD
$52,592 USD
View
B+
Retailer 4
-
$82,817 AUD
$58,174 USD
View
B
Retailer 5
-
$96,008 AUD
$67,440 USD
View
Most Expensive
B
MOH London
BF7B1D073 · Nov 1
$108,162 AUD
£59,825 GBP
View
5 more retailers have this diamond
Prices start from $73,091 AUDSave up to $35,070 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.

B+
4.00ct Round
$73,091 AUD