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0.31ct J I1 Round Natural Diamond

EX • J/I1 • GIA 2447053548

Shape and cutting style on the report: Round brilliant

Certificate GIA 2447053548

Diamond specifications and retailer prices

From £83 GBP
₹10,633 INR
As of November 2, 2026
Save £487 GBP (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £570 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.31ct natural round diamond

This 0.31ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2447053548. Listed at 10 retailers as of October 30, 2026, with prices from £83 to £570, a £487 spread on the same certified stone. NZ Jewellers lists it at £570. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2447053548
Dimensions4.33 × 4.36 × 2.72 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
4.33 mm4.36 mm0.31 ctJ / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2447053548
Side View
Table 57.0%Crown 33.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.6%

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: Nov 2
Current: £83 GBP|Low: £83 GBP|High: £271 GBP|Avg: £173 GBP|-5.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 1£83 GBP
Retailer 5£123 GBP
Retailer 4£136 GBP
Retailer 2£140 GBP
Retailer 6£253 GBP
Retailer 3£270 GBP

38 data points across 6 retailers

10 retailers£83 GBP to £570 GBP

A
Cheapest Retailer
-
£83 GBP
₹10,633 INR
Retailer 2
-
£126 GBP
$169 USD
View
Price last confirmed 15 days ago
B+
Retailer 3
-
£126 GBP
$169 USD
View
B+
Retailer 4
-
£136 GBP
$182 USD
View
B+
Retailer 5
-
£140 GBP
$188 USD
View
B+
Retailer 6
-
£169 GBP
$227 USD
View
B
Retailer 7
-
£253 GBP
$339 USD
View
B+
Retailer 8
-
£270 GBP
€345 EUR
View
Retailer 9
-
£570 GBP
$765 USD
View
Price last confirmed 16 days ago
Most Expensive
C
NZ Jewellers
e223e595-129b-4a56-add2-31d03869e54d · Oct 30
£570 GBP
$765 USD
View
9 more retailers have this diamond
Prices start from £83 GBPSave up to £487 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
0.31ct Round
£83 GBP