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Round|Natural|GIA

3.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2225001883

Certificate GIA 2225001883

Diamond specifications and retailer prices

From £32,821 GBP
$43,976 USD
As of October 30, 2026
Save £24,042 GBP (42%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £56,863 GBP at MOH London · As of October 29, 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 2225001883. Listed at 20 retailers as of October 29, 2026, with prices from £32,821 to £56,863, a £24,042 spread on the same certified stone. MOH London lists it at £56,863. 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
FluorescenceNone
Crown angle32.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2225001883
Dimensions9.91 × 9.82 × 5.81 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.91 mm9.82 mm3.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2225001883
Side View
Table 61.0%Crown 32.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.2%

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: £56,863 GBP|Low: £30,969 GBP|High: £57,242 GBP|Avg: £38,979 GBP|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 6£30,969 GBP
Retailer 4£32,880 GBP
Retailer 7£33,198 GBP
Retailer 8£34,673 GBP
Retailer 2£36,235 GBP
Retailer 9£37,725 GBP
Retailer 3£42,709 GBP
Retailer 5£46,699 GBP
MOH London£56,863 GBP

36 data points across 9 retailers

20 retailers£32,821 GBP to £56,863 GBP

Retailer 1
-
£30,969 GBP
$41,495 USD
Price last confirmed 14 days ago
B
Retailer 2
-
£32,821 GBP
$43,976 USD
View
B+
Retailer 3
-
£32,880 GBP
₹4,195,784 INR
View
B
Retailer 4
-
£33,078 GBP
$44,321 USD
View
B
Retailer 5
-
£33,198 GBP
$44,481 USD
View
Final sale: no returns
Retailer 6
-
£34,673 GBP
A$71,474 AUD
View
Price last confirmed 28 days ago
B
Retailer 7
-
£35,085 GBP
$47,010 USD
View
B
Retailer 8
-
£36,216 GBP
$48,525 USD
View
B+
Retailer 9
-
£36,235 GBP
View
B
Retailer 10
-
£37,160 GBP
$49,790 USD
View
B
Retailer 11
-
£37,160 GBP
$49,790 USD
View
B
Retailer 12
-
£37,725 GBP
$50,547 USD
View
B
Retailer 13
-
£37,725 GBP
$50,547 USD
View
B
Retailer 14
-
£38,399 GBP
$51,450 USD
View
B
Retailer 15
-
£38,736 GBP
$51,902 USD
View
B
Retailer 16
-
£39,234 GBP
$52,569 USD
View
B
Retailer 17
-
£40,743 GBP
$54,591 USD
View
B
Retailer 18
-
£42,709 GBP
€54,500 EUR
View
B
Retailer 19
-
£46,699 GBP
ZAR 1,010,853 ZAR
View
Most Expensive
B
MOH London
3D672025D · Oct 29
£56,863 GBP
View
19 more retailers have this diamond
Prices start from £32,821 GBPSave up to £24,042 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+
3.50ct Round
£32,821 GBP