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Round|Natural|GIA

1.00ct F FL Round Natural Diamond

EX • F/FL • GIA 5231937712

Certificate GIA 5231937712

Diamond specifications and retailer prices

From £5,300 GBP
As of November 3, 2026
Save £585 GBP (10%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £5,884 GBP at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5231937712. Listed at 3 retailers as of November 3, 2026, with a relatively tight 11% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
F
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5231937712
Dimensions6.49 × 6.47 × 3.90 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.49 mm6.47 mm1.00 ctF / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231937712
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 3
Current: £5,884 GBP|Low: £5,204 GBP|High: £5,892 GBP|Avg: £5,544 GBP|+1.3%
Brilliant Earth
Retailer 2
Retailer 3
November 6, 2026
Retailer 3£5,300 GBP
Retailer 2£5,530 GBP
Brilliant Earth£5,884 GBP

42 data points across 3 retailers

3 retailers£5,300 GBP to £5,884 GBP

B+
Cheapest Retailer
-
£5,300 GBP
B+
Retailer 2
-
£5,530 GBP
View
Most Expensive
B+
Brilliant Earth
20871076A · Nov 5
£5,884 GBP
$7,920 USD
View
2 more retailers have this diamond
Prices start from £5,300 GBPSave up to £585 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+
1.00ct Round
£5,300 GBP