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3.25ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 819634308

Shape and cutting style on the report: Round brilliant

Certificate IGI 819634308

Diamond specifications and retailer prices

From $26,353 SGD
₹1,963,249 INR
As of October 30, 2026
Save $19,630 SGD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $45,983 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 3.25ct natural round diamond

This 3.25ct 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 IGI 819634308. Listed at 16 retailers as of October 29, 2026, with prices from $26,353 to $45,983, a $19,630 spread on the same certified stone. MOH London lists it at $45,983. 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

3.25
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 819634308
Dimensions9.37 × 9.44 × 5.90 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
9.37 mm9.44 mm3.25 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 819634308
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $45,983 SGD|Low: $26,195 SGD|High: $46,288 SGD|Avg: $34,431 SGD|-0.4%
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
October 30, 2026
Retailer 2$26,353 SGD
Retailer 4$28,010 SGD
Retailer 7$29,986 SGD
Retailer 5$30,978 SGD
Retailer 13$32,326 SGD
Retailer 3$33,943 SGD
Retailer 12$35,019 SGD
Retailer 8$35,534 SGD
Retailer 6$35,662 SGD
Retailer 11$36,367 SGD
Retailer 10$37,762 SGD
Retailer 9$41,488 SGD
MOH London$45,983 SGD

32 data points across 13 retailers

16 retailers$26,353 SGD to $45,983 SGD

A
Cheapest Retailer
-
$26,353 SGD
₹1,963,249 INR
Retailer 2
-
$28,010 SGD
$21,910 USD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$29,431 SGD
$23,022 USD
View
A
Retailer 4
-
$29,986 SGD
£18,470 GBP
View
A
Retailer 5
-
$30,766 SGD
$24,066 USD
View
A
Retailer 6
-
$30,978 SGD
$24,232 USD
View
Final sale: no returns
A
Retailer 7
-
$31,474 SGD
$24,620 USD
View
A
Retailer 8
-
$32,326 SGD
$25,286 USD
View
A
Retailer 9
-
$33,943 SGD
$26,551 USD
View
B+
Retailer 10
-
$35,019 SGD
$27,393 USD
View
A
Retailer 11
-
$35,534 SGD
€26,472 EUR
View
A
Retailer 12
-
$35,662 SGD
£21,965 GBP
View
B+
Retailer 13
-
$36,367 SGD
$28,447 USD
View
B+
Retailer 14
-
$37,762 SGD
ZAR 477,203 ZAR
View
B+
Retailer 15
-
$41,488 SGD
$32,453 USD
View
Most Expensive
B+
MOH London
42C7BA705 · Oct 29
$45,983 SGD
£28,322 GBP
View
15 more retailers have this diamond
Prices start from $26,353 SGDSave up to $19,630 SGD

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
3.25ct Round
$26,353 SGD