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Round|Natural|GIA

3.25ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7443777921

Certificate GIA 7443777921

Diamond specifications and retailer prices

From £32,650 GBP
$43,748 USD
As of October 30, 2026
Save £24,158 GBP (43%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £56,809 GBP 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 GIA 7443777921. Listed at 18 retailers as of October 29, 2026, with prices from £32,650 to £56,809, a £24,158 spread on the same certified stone. MOH London lists it at £56,809. 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
OriginNatural
Grading LabGIA
CertificateGIA 7443777921
Dimensions9.44 × 9.38 × 5.89 mm
L/W Ratio1.01
Top View
9.44 mm9.38 mm3.25 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7443777921
Side View
Table 58.0%CrownGirdle: STK-FPavilionCulet: NoneDepth 62.6%

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 30
Current: £56,809 GBP|Low: £31,178 GBP|High: £57,187 GBP|Avg: £39,339 GBP|+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
Retailer 14
Retailer 15
October 31, 2026
Retailer 5£31,178 GBP
Retailer 7£32,650 GBP
Retailer 4£32,789 GBP
Retailer 6£34,244 GBP
Retailer 3£35,855 GBP
Retailer 10£36,181 GBP
Retailer 2£36,201 GBP
Retailer 11£37,689 GBP
Retailer 14£37,689 GBP
Retailer 12£39,197 GBP
Retailer 15£40,704 GBP
Retailer 8£43,901 GBP
Retailer 9£44,058 GBP
Retailer 13£46,655 GBP
MOH London£56,809 GBP

31 data points across 15 retailers

18 retailers£32,650 GBP to £56,809 GBP

Retailer 1
-
£31,178 GBP
$41,775 USD
Price last confirmed 24 days ago
B+
Retailer 2
-
£32,650 GBP
$43,748 USD
View
B+
Retailer 3
-
£32,789 GBP
$43,934 USD
View
Retailer 4
-
£34,244 GBP
A$70,589 AUD
View
Price last confirmed 32 days ago
B
Retailer 5
-
£35,855 GBP
$48,042 USD
View
Retailer 6
-
£35,855 GBP
$48,042 USD
View
Price last confirmed 33 days ago
Retailer 7
-
£35,855 GBP
$48,042 USD
View
Price last confirmed 17 days ago
B
Retailer 8
-
£36,181 GBP
$48,479 USD
View
B
Retailer 9
-
£36,201 GBP
View
B
Retailer 10
-
£37,689 GBP
$50,499 USD
View
B
Retailer 11
-
£37,689 GBP
$50,499 USD
View
B
Retailer 12
-
£38,699 GBP
$51,853 USD
View
B
Retailer 13
-
£39,197 GBP
$52,519 USD
View
B
Retailer 14
-
£40,704 GBP
$54,539 USD
View
B
Retailer 15
-
£43,901 GBP
€56,022 EUR
View
B
Retailer 16
-
£44,058 GBP
View
B
Retailer 17
-
£46,655 GBP
ZAR 1,009,890 ZAR
View
Most Expensive
B
MOH London
9CD6EE981 · Oct 29
£56,809 GBP
View
17 more retailers have this diamond
Prices start from £32,650 GBPSave up to £24,158 GBP

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+
3.25ct Round
£32,650 GBP