Round|Natural|GIA

0.54ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 7506166669

Certificate GIA 7506166669

Diamond specifications and retailer prices

From £526 GBP
As of November 4, 2026
Save £1,455 GBP (73%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,981 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.54ct natural round diamond

This 0.54ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7506166669. Listed at 23 retailers as of November 4, 2026, with prices from £526 to £1,981, a £1,455 spread on the same certified stone. NZ Jewellers lists it at £1,981. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.54
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 7506166669
Dimensions5.18 × 5.16 × 3.27 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
5.18 mm5.16 mm0.54 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7506166669
Side View
Table 58.0%Crown 34.5°Girdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £749 GBP|Low: £560 GBP|High: £1,171 GBP|Avg: £816 GBP|+3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5£560 GBP
Retailer 6£581 GBP
Retailer 2£591 GBP
Retailer 9£702 GBP
Retailer 1£749 GBP
Retailer 3£812 GBP
Retailer 10£826 GBP
Retailer 8£949 GBP
Retailer 4£974 GBP
Retailer 7£1,157 GBP

44 data points across 10 retailers

23 retailers£526 GBP to £1,981 GBP

A
Cheapest Retailer
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£526 GBP
A
Retailer 2
-
£560 GBP
View
Retailer 3
-
£572 GBP
View
Price last confirmed 8 days ago
A
Retailer 4
-
£572 GBP
View
A
Retailer 5
-
£577 GBP
View
A
Retailer 6
-
£581 GBP
View
A
Retailer 7
-
£591 GBP
View
A
Retailer 8
-
£594 GBP
View
B+
Retailer 9
-
£660 GBP
View
B+
Retailer 10
-
£702 GBP
View
B+
Retailer 11
-
£702 GBP
View
B+
Retailer 12
-
£702 GBP
View
B+
Retailer 13
-
£706 GBP
View
B+
Retailer 14
-
£725 GBP
View
B+
Retailer 15
-
£749 GBP
View
B+
Retailer 16
-
£775 GBP
View
B+
Retailer 17
-
£812 GBP
View
Retailer 18
-
£949 GBP
View
Price last confirmed 32 days ago
B
Retailer 19
-
£974 GBP
View
B
Retailer 20
-
£1,016 GBP
View
B
Retailer 21
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£1,157 GBP
View
B
Retailer 22
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£1,672 GBP
View
Most Expensive
B
NZ Jewellers
56f16ddd-9fa4-466a-aa70-4d9d45835da9 · Nov 4
£1,981 GBP
$2,651 USD
View
22 more retailers have this diamond
Prices start from £526 GBPSave up to £1,455 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
0.54ct Round
£526 GBP