Round|Natural|GIA

0.51ct F FL Round Natural Diamond

EX • F/FL • GIA 2544818634

Certificate GIA 2544818634

Diamond specifications and retailer prices

From £1,199 GBP
As of November 6, 2026
Save £1,157 GBP (49%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,168 GBP at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2544818634. Listed at 8 retailers as of November 6, 2026, with a 97% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.51
Carat
F
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2544818634
Dimensions5.04 × 5.08 × 3.20 mm
L/W Ratio1.01
Star length50%
Top View
5.04 mm5.08 mm0.51 ctF / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2544818634
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.3%

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: Nov 6
Current: £2,264 GBP|Low: £940 GBP|High: £2,356 GBP|Avg: £1,749 GBP|-0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 5£1,199 GBP
Retailer 3£1,500 GBP
Retailer 4£1,513 GBP
Retailer 2£1,660 GBP
Retailer 1£2,264 GBP
Retailer 6£2,356 GBP

44 data points across 6 retailers

8 retailers£1,199 GBP to £2,356 GBP

B+
Cheapest Retailer
-
£1,199 GBP
Final sale: no returns
B+
Retailer 2
-
£1,500 GBP
View
B+
Retailer 3
-
£1,513 GBP
View
B+
Retailer 4
-
£1,660 GBP
View
B
Retailer 5
-
£1,693 GBP
View
B
Retailer 6
-
£2,264 GBP
View
B
Retailer 7
-
£2,356 GBP
View
Most Expensive
NZ Jewellers
e3a322a2-c255-4418-b57b-0efb493ab840 · Nov 6
£3,168 GBP
$4,241 USD
View
Price under review
7 more retailers have this diamond
Prices start from £1,199 GBPSave up to £1,157 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+
0.51ct Round
£1,199 GBP