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Round|Natural|GIA

0.31ct F I1 Round Natural Diamond

EX • F/I1 • GIA 7381538052

Certificate GIA 7381538052

Diamond specifications and retailer prices

From £150 GBP
₹19,176 INR
As of November 2, 2026
Save £818 GBP (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £968 GBP at NZ Jewellers · As of November 2, 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 7381538052. Listed at 10 retailers as of November 2, 2026, with prices from £150 to £968, a £818 spread on the same certified stone. NZ Jewellers lists it at £968. 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 angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7381538052
Dimensions4.34 × 4.36 × 2.69 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
4.34 mm4.36 mm0.31 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7381538052
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

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: £150 GBP|Low: £150 GBP|High: £746 GBP|Avg: £285 GBP|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 1£150 GBP
Retailer 7£181 GBP
Retailer 6£226 GBP
Retailer 3£230 GBP
Retailer 2£407 GBP
Retailer 4£528 GBP
Retailer 5£548 GBP

45 data points across 7 retailers

10 retailers£150 GBP to £968 GBP

A
Cheapest Retailer
-
£150 GBP
₹19,176 INR
Retailer 2
-
£181 GBP
HK$1,900 HKD
View
Price last confirmed 59 days ago
B+
Retailer 3
-
£230 GBP
$309 USD
View
B+
Retailer 4
-
£288 GBP
$386 USD
View
Retailer 5
-
£288 GBP
$386 USD
View
Price last confirmed 12 days ago
B
Retailer 6
-
£407 GBP
€520 EUR
View
Retailer 7
-
£528 GBP
$708 USD
View
Price last confirmed 11 days ago
Retailer 8
-
£548 GBP
$736 USD
View
Price last confirmed 11 days ago
Retailer 9
-
£968 GBP
$1,299 USD
View
Price last confirmed 13 days ago
Most Expensive
B
NZ Jewellers
b3d11c55-9576-4187-af76-bebb5cc0a101 · Nov 2
£968 GBP
$1,299 USD
View
9 more retailers have this diamond
Prices start from £150 GBPSave up to £818 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
£150 GBP