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Round|Natural|GIA

3.31ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 5222751251

Certificate GIA 5222751251

Diamond specifications and retailer prices

From $57,958 AUD
$40,712 USD
As of October 31, 2026
Save $42,280 AUD (42%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $100,238 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 3.31ct natural round diamond

This 3.31ct 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 5222751251. Listed at 18 retailers as of October 31, 2026, with prices from $57,958 to $100,238, a $42,280 spread on the same certified stone. MOH London lists it at $100,238. 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

3.31
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5222751251
Dimensions9.49 × 9.46 × 5.90 mm
L/W Ratio1.00
Top View
9.49 mm9.46 mm3.31 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5222751251
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.3%

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 31
Current: $100,238 AUD|Low: $55,307 AUD|High: $101,445 AUD|Avg: $69,727 AUD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 1, 2026
Retailer 5$55,307 AUD
Retailer 7$57,958 AUD
Retailer 4$58,165 AUD
Retailer 6$60,762 AUD
Retailer 3$64,129 AUD
Retailer 11$64,182 AUD
Retailer 9$64,205 AUD
Retailer 12$66,857 AUD
Retailer 14$66,857 AUD
Retailer 13$69,530 AUD
Retailer 15$72,205 AUD
Retailer 10$77,875 AUD
Retailer 2$77,922 AUD
Retailer 8$83,203 AUD
MOH London$100,238 AUD

29 data points across 15 retailers

18 retailers$57,958 AUD to $100,238 AUD

Retailer 1
-
$55,307 AUD
$38,850 USD
Price last confirmed 25 days ago
B+
Retailer 2
-
$57,958 AUD
$40,712 USD
View
B
Retailer 3
-
$58,165 AUD
$40,858 USD
View
Retailer 4
-
$60,762 AUD
View
Price last confirmed 33 days ago
B
Retailer 5
-
$64,129 AUD
$45,047 USD
View
Retailer 6
-
$64,129 AUD
$45,047 USD
View
Price last confirmed 18 days ago
Retailer 7
-
$64,129 AUD
$45,047 USD
View
Price last confirmed 34 days ago
B
Retailer 8
-
$64,182 AUD
$45,084 USD
View
B+
Retailer 9
-
$64,205 AUD
£35,512 GBP
View
B
Retailer 10
-
$66,857 AUD
$46,963 USD
View
B+
Retailer 11
-
$66,857 AUD
$46,963 USD
View
B
Retailer 12
-
$68,645 AUD
$48,220 USD
View
B
Retailer 13
-
$69,530 AUD
$48,841 USD
View
B
Retailer 14
-
$72,205 AUD
$50,720 USD
View
B
Retailer 15
-
$77,875 AUD
€52,098 EUR
View
B
Retailer 16
-
$77,922 AUD
£43,099 GBP
View
B
Retailer 17
-
$83,203 AUD
ZAR 944,196 ZAR
View
Most Expensive
B
MOH London
DC60FB17B · Nov 1
$100,238 AUD
£55,442 GBP
View
17 more retailers have this diamond
Prices start from $57,958 AUDSave up to $42,280 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+
3.31ct Round
$57,958 AUD