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Round|Natural|GIA

3.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2567495440

Certificate GIA 2567495440

Diamond specifications and retailer prices

From $51,934 AUD
SGD 49,298 SGD
As of November 1, 2026
Save $21,797 AUD (30%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $83,801 AUD at MOH London · As of October 21, 2026
View at MOH London

About this 3.5ct natural round diamond

This 3.5ct 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 2567495440. Listed at 17 retailers as of November 1, 2026, with a 42% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.50
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2567495440
Dimensions9.74 × 9.79 × 5.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle, Feather
Top View
9.74 mm9.79 mm3.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2567495440
Side View
Table 60.0%Crown 33°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.3%

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: Nov 1
Current: $83,801 AUD|Low: $45,719 AUD|High: $83,801 AUD|Avg: $60,337 AUD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 4$45,719 AUD
Retailer 19$47,697 AUD
Retailer 11$51,022 AUD
Retailer 15$51,934 AUD
Retailer 7$52,118 AUD
Retailer 13$52,306 AUD
Retailer 12$52,712 AUD
Retailer 10$54,003 AUD
Retailer 3$55,596 AUD
Retailer 5$57,122 AUD
Retailer 14$57,219 AUD
Retailer 16$63,821 AUD
Retailer 9$64,430 AUD
Retailer 17$64,774 AUD
Retailer 6$65,602 AUD
Retailer 20$66,277 AUD
Retailer 8$68,216 AUD
Retailer 2$73,731 AUD
Retailer 18$75,676 AUD
MOH London$83,801 AUD

9 data points across 20 retailers

17 retailers$51,934 AUD to $73,731 AUD

Retailer 1
-
$45,719 AUD
HK$250,900 HKD
Price last confirmed 10 days ago
Retailer 2
-
$47,697 AUD
₹3,190,914 INR
View
Price last confirmed 11 days ago
Retailer 3
-
$51,022 AUD
$35,840 USD
View
Price last confirmed 11 days ago
B+
Retailer 4
-
$51,934 AUD
SGD 49,298 SGD
View
Retailer 5
-
$52,118 AUD
$36,610 USD
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$52,306 AUD
£28,931 GBP
View
B+
Retailer 7
-
$54,003 AUD
$37,934 USD
View
Final sale: no returns
Retailer 8
-
$55,596 AUD
$39,053 USD
View
Price last confirmed 12 days ago
Retailer 9
-
$57,122 AUD
$40,125 USD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$57,219 AUD
$40,193 USD
View
Retailer 11
-
$63,821 AUD
$44,831 USD
View
Price last confirmed 10 days ago
Retailer 12
-
$64,774 AUD
£35,827 GBP
View
Price last confirmed 10 days ago
Retailer 13
-
$65,602 AUD
$46,082 USD
View
Price last confirmed 13 days ago
Retailer 14
-
$66,277 AUD
$46,556 USD
View
Price last confirmed 11 days ago
Retailer 15
-
$68,216 AUD
ZAR 774,121 ZAR
View
Price last confirmed 15 days ago
B
Retailer 16
-
$73,731 AUD
$51,792 USD
View
Most Expensive
MOH London
9BA7EF122 · Oct 21
$83,801 AUD
£46,351 GBP
View
Price last confirmed 11 days ago
16 more retailers have this diamond
Prices start from $51,934 AUDSave up to $21,797 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+
3.50ct Round
$51,934 AUD