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Round|Natural|GIA

3.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6137673077

Certificate GIA 6137673077

Diamond specifications and retailer prices

From £21,502 GBP
CA$40,015 CAD
As of October 30, 2026
Save £13,968 GBP (39%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £35,470 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6137673077. Listed at 11 retailers as of October 29, 2026, with prices from £21,502 to £35,470, a £13,968 spread on the same certified stone. MOH London lists it at £35,470. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6137673077
Dimensions9.77 × 9.80 × 5.92 mm
L/W Ratio1.00
Top View
9.77 mm9.80 mm3.50 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 6137673077
Side View
Table 60.0%Crown 34°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 60.5%

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: £35,470 GBP|Low: £21,502 GBP|High: £35,706 GBP|Avg: £25,236 GBP|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7£21,502 GBP
Retailer 6£21,637 GBP
Retailer 4£22,803 GBP
Retailer 3£23,035 GBP
Retailer 8£23,906 GBP
Retailer 9£25,745 GBP
Retailer 2£26,845 GBP
Retailer 5£26,904 GBP
MOH London£35,470 GBP

28 data points across 9 retailers

11 retailers£21,502 GBP to £35,470 GBP

B+
Cheapest Retailer
-
£21,502 GBP
CA$40,015 CAD
B+
Retailer 2
-
£21,637 GBP
$28,991 USD
View
B+
Retailer 3
-
£22,803 GBP
$30,554 USD
View
B+
Retailer 4
-
£23,035 GBP
View
B
Retailer 5
-
£23,532 GBP
$31,530 USD
View
Retailer 6
-
£23,532 GBP
$31,530 USD
View
Price last confirmed 27 days ago
B
Retailer 7
-
£23,906 GBP
$32,032 USD
View
B
Retailer 8
-
£25,745 GBP
$34,496 USD
View
B
Retailer 9
-
£26,845 GBP
€34,257 EUR
View
B
Retailer 10
-
£26,904 GBP
$36,048 USD
View
Most Expensive
B
MOH London
B44BC9F7E · Oct 29
£35,470 GBP
View
10 more retailers have this diamond
Prices start from £21,502 GBPSave up to £13,968 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
£21,502 GBP