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Radiant|Natural|GIA

0.51ct F SI1 Radiant Natural Diamond

ID • F/SI1 • GIA 7316472015

Certificate GIA 7316472015

Diamond specifications and retailer prices

From £467 GBP
HK$4,900 HKD
As of November 1, 2026
Save £1,060 GBP (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,527 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7316472015. Listed at 15 retailers as of October 30, 2026, with prices from £467 to £1,527, a £1,060 spread on the same certified stone. NZ Jewellers lists it at £1,527. 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

0.51
Carat
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7316472015
Dimensions5.22 × 4.04 × 2.58 mm
L/W Ratio1.29
Top View
5.22 mm4.04 mm0.51 ctF / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7316472015
Side View
Table 68.0%CrownGirdle: SLI-THKPavilionCulet: NoneDepth 63.8%

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 1
Current: £1,527 GBP|Low: £461 GBP|High: £1,527 GBP|Avg: £659 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 6£461 GBP
Retailer 5£467 GBP
Retailer 3£487 GBP
Retailer 16£487 GBP
Retailer 15£506 GBP
Retailer 7£537 GBP
Retailer 4£562 GBP
Retailer 8£585 GBP
Retailer 2£598 GBP
Retailer 9£600 GBP
Retailer 14£610 GBP
Retailer 11£626 GBP
Retailer 12£715 GBP
Retailer 13£752 GBP
Retailer 10£1,124 GBP
NZ Jewellers£1,527 GBP

27 data points across 16 retailers

15 retailers£467 GBP to £1,527 GBP

A
Cheapest Retailer
-
£467 GBP
HK$4,900 HKD
A
Retailer 2
-
£487 GBP
$653 USD
View
A
Retailer 3
-
£487 GBP
$653 USD
View
A
Retailer 4
-
£506 GBP
$679 USD
View
B+
Retailer 5
-
£537 GBP
$720 USD
View
B+
Retailer 6
-
£562 GBP
$754 USD
View
B+
Retailer 7
-
£585 GBP
$785 USD
View
B+
Retailer 8
-
£598 GBP
View
B+
Retailer 9
-
£600 GBP
View
B+
Retailer 10
-
£610 GBP
View
B+
Retailer 11
-
£626 GBP
$840 USD
View
B+
Retailer 12
-
£715 GBP
€914 EUR
View
B+
Retailer 13
-
£752 GBP
ZAR 16,295 ZAR
View
B
Retailer 14
-
£1,124 GBP
View
Most Expensive
B
NZ Jewellers
9de3e79e-8e92-45b5-a94a-6fb0b92faa9f · Oct 30
£1,527 GBP
$2,049 USD
View
14 more retailers have this diamond
Prices start from £467 GBPSave up to £1,060 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
0.51ct Radiant
£467 GBP