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Round|Natural|GIA

3.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6531978236

Certificate GIA 6531978236

Diamond specifications and retailer prices

From £27,594 GBP
$36,973 USD
As of October 30, 2026
Save £21,227 GBP (43%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £48,821 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6531978236. Listed at 26 retailers as of October 29, 2026, with prices from £27,594 to £48,821, a £21,227 spread on the same certified stone. MOH London lists it at £48,821. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6531978236
Dimensions9.66 × 9.61 × 5.99 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
9.66 mm9.61 mm3.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6531978236
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: £48,821 GBP|Low: £25,712 GBP|High: £50,332 GBP|Avg: £33,148 GBP|-2.9%
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
October 30, 2026
Retailer 14£27,594 GBP
Retailer 4£28,309 GBP
Retailer 17£28,385 GBP
Retailer 15£28,467 GBP
Retailer 3£28,502 GBP
Retailer 2£29,136 GBP
Retailer 5£30,123 GBP
Retailer 13£30,626 GBP
Retailer 11£31,098 GBP
Retailer 6£32,010 GBP
Retailer 7£32,368 GBP
Retailer 9£32,368 GBP
Retailer 10£33,254 GBP
Retailer 16£33,443 GBP
Retailer 8£35,897 GBP
Retailer 12£37,823 GBP
MOH London£48,821 GBP

39 data points across 17 retailers

26 retailers£27,594 GBP to £48,821 GBP

A
Cheapest Retailer
-
£27,594 GBP
$36,973 USD
A
Retailer 2
-
£28,309 GBP
$37,931 USD
View
A
Retailer 3
-
£28,385 GBP
$38,033 USD
View
A
Retailer 4
-
£28,467 GBP
$38,142 USD
View
A
Retailer 5
-
£28,502 GBP
$38,190 USD
View
Final sale: no returns
A
Retailer 6
-
£29,136 GBP
₹3,718,048 INR
View
B+
Retailer 7
-
£30,123 GBP
$40,362 USD
View
B+
Retailer 8
-
£30,626 GBP
$41,035 USD
View
A
Retailer 9
-
£31,098 GBP
View
Retailer 10
-
£31,844 GBP
$42,668 USD
View
Price last confirmed 22 days ago
B+
Retailer 11
-
£32,010 GBP
$42,889 USD
View
B+
Retailer 12
-
£32,368 GBP
$43,370 USD
View
B+
Retailer 13
-
£32,368 GBP
$43,370 USD
View
Retailer 14
-
£32,389 GBP
$43,398 USD
View
Price last confirmed 61 days ago
Retailer 15
-
£33,171 GBP
$44,446 USD
View
Price last confirmed 32 days ago
B+
Retailer 16
-
£33,254 GBP
$44,557 USD
View
B+
Retailer 17
-
£33,443 GBP
$44,810 USD
View
Retailer 18
-
£34,498 GBP
$46,224 USD
View
Price last confirmed 49 days ago
Retailer 19
-
£34,498 GBP
$46,224 USD
View
Price last confirmed 32 days ago
Retailer 20
-
£34,498 GBP
$46,224 USD
View
Price last confirmed 23 days ago
Retailer 21
-
£35,519 GBP
$47,591 USD
View
Price last confirmed 22 days ago
Retailer 22
-
£35,825 GBP
$48,001 USD
View
Price last confirmed 49 days ago
Retailer 23
-
£35,825 GBP
$48,001 USD
View
Price last confirmed 32 days ago
B+
Retailer 24
-
£35,897 GBP
$48,098 USD
View
B+
Retailer 25
-
£37,823 GBP
€48,266 EUR
View
Most Expensive
B
MOH London
E1183CDBF · Oct 29
£48,821 GBP
View
25 more retailers have this diamond
Prices start from £27,594 GBPSave up to £21,227 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.

A
3.50ct Round
£27,594 GBP