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0.31ct F I1 Round Natural Diamond

EX • F/I1 • GIA 1519612486

Certificate GIA 1519612486

Diamond specifications and retailer prices

From £120 GBP
₹15,284 INR
As of November 2, 2026
Save £667 GBP (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £786 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 F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1519612486. Listed at 9 retailers as of October 30, 2026, with prices from £120 to £786, a £667 spread on the same certified stone. NZ Jewellers lists it at £786. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
F
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1519612486
Dimensions4.36 × 4.38 × 2.69 mm
L/W Ratio1.00
Star length45%
Lower girdle80%
Girdle conditionFaceted
Key to symbols
Feather
Top View
4.36 mm4.38 mm0.31 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1519612486
Side View
Table 57.0%Crown 32.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.6%

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: £786 GBP|Low: £119 GBP|High: £794 GBP|Avg: £282 GBP|-1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2£120 GBP
Retailer 7£174 GBP
Retailer 9£181 GBP
Retailer 4£187 GBP
Retailer 5£194 GBP
Retailer 8£234 GBP
Retailer 6£293 GBP
Retailer 3£299 GBP
NZ Jewellers£786 GBP

46 data points across 9 retailers

9 retailers£120 GBP to £786 GBP

A
Cheapest Retailer
-
£120 GBP
₹15,284 INR
A
Retailer 2
-
£153 GBP
HK$1,600 HKD
View
A
Retailer 3
-
£174 GBP
$233 USD
View
A
Retailer 4
-
£187 GBP
$251 USD
View
A
Retailer 5
-
£194 GBP
$260 USD
View
B+
Retailer 6
-
£234 GBP
$314 USD
View
B+
Retailer 7
-
£293 GBP
$393 USD
View
B+
Retailer 8
-
£299 GBP
€382 EUR
View
Most Expensive
B
NZ Jewellers
815c0f05-dbb7-4ee0-aea1-88895b9498bf · Oct 30
£786 GBP
$1,055 USD
View
8 more retailers have this diamond
Prices start from £120 GBPSave up to £667 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
£120 GBP