Round|Natural|GIA

0.51ct I VVS2 Round Natural Diamond

VG • I/VVS2 • GIA 2437481606

Certificate GIA 2437481606

Diamond specifications and retailer prices

From £445 GBP
As of November 4, 2026
Save £531 GBP (54%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,787 GBP at NZ Jewellers · As of September 23, 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 I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by GIA 2437481606. Listed at 21 retailers as of November 2, 2026, with a 119% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
I
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 2437481606
Dimensions5.01 × 4.97 × 3.20 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
5.01 mm4.97 mm0.51 ctI / VVS2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2437481606
Side View
Table 56.0%Crown 36.5°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 64.1%

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: £630 GBP|Low: £445 GBP|High: £1,054 GBP|Avg: £654 GBP|-4.1%
Retailer 1
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 5, 2026
Retailer 2£445 GBP
Retailer 8£480 GBP
Retailer 3£492 GBP
Retailer 12£522 GBP
Retailer 15£533 GBP
Retailer 7£553 GBP
Retailer 16£553 GBP
Retailer 4£617 GBP
Retailer 1£630 GBP
Retailer 10£630 GBP
Retailer 6£631 GBP
Retailer 11£635 GBP
Retailer 5£667 GBP
Retailer 13£754 GBP
Retailer 9£822 GBP
Retailer 14£976 GBP

32 data points across 16 retailers

21 retailers£445 GBP to £976 GBP

A
Cheapest Retailer
-
£445 GBP
Retailer 2
-
£480 GBP
View
Price last confirmed 18 days ago
A
Retailer 3
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£492 GBP
View
Final sale: no returns
A
Retailer 4
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£522 GBP
View
A
Retailer 5
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£533 GBP
View
Retailer 6
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£553 GBP
View
Price last confirmed 14 days ago
Retailer 7
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£553 GBP
View
Price last confirmed 9 days ago
Retailer 8
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£570 GBP
View
Price last confirmed 20 days ago
Retailer 9
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£579 GBP
View
Price last confirmed 21 days ago
B+
Retailer 10
-
£617 GBP
View
B+
Retailer 11
-
£630 GBP
View
B+
Retailer 12
-
£630 GBP
View
B+
Retailer 13
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£631 GBP
View
B+
Retailer 14
-
£635 GBP
View
Retailer 15
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£657 GBP
View
Price last confirmed 49 days ago
B+
Retailer 16
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£667 GBP
View
B+
Retailer 17
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£754 GBP
View
B+
Retailer 18
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£822 GBP
View
Retailer 19
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£856 GBP
View
Price last confirmed 32 days ago
B
Retailer 20
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£976 GBP
View
Most Expensive
NZ Jewellers
82e2ecee-bcee-42c3-9137-b8e4df516456 · Sep 23
£1,787 GBP
$2,412 USD
View
Price last confirmed 43 days ago
20 more retailers have this diamond
Prices start from £445 GBPSave up to £531 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 Round
£445 GBP