Round|Natural|GIA

0.51ct I VVS2 Round Natural Diamond

EX • I/VVS2 • GIA 5546668901

Certificate GIA 5546668901

Diamond specifications and retailer prices

From £508 GBP
As of November 4, 2026
Save £598 GBP (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,729 GBP at NZ Jewellers · As of September 19, 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 top-tier cut grade and certified by GIA 5546668901. Listed at 18 retailers as of November 3, 2026, with a 118% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5546668901
Dimensions5.11 × 5.10 × 3.14 mm
L/W Ratio1.00
Key to symbols
Pinpoint
Top View
5.11 mm5.10 mm0.51 ctI / VVS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5546668901
Side View
Table 60.0%Crown 35°GirdlePavilion 41°Culet: NoneDepth 61.5%

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 4
Current: £652 GBP|Low: £466 GBP|High: £1,022 GBP|Avg: £717 GBP|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 9£508 GBP
Retailer 2£551 GBP
Retailer 10£561 GBP
Retailer 5£649 GBP
Retailer 1£652 GBP
Retailer 6£657 GBP
Retailer 11£681 GBP
Retailer 8£779 GBP
Retailer 3£829 GBP
Retailer 4£851 GBP
Retailer 7£1,010 GBP

39 data points across 11 retailers

18 retailers£508 GBP to £1,106 GBP

A
Cheapest Retailer
-
£508 GBP
Final sale: no returns
Retailer 2
-
£551 GBP
View
Price last confirmed 25 days ago
A
Retailer 3
-
£561 GBP
View
Retailer 4
-
£573 GBP
View
Price last confirmed 37 days ago
Retailer 5
-
£636 GBP
View
Price last confirmed 44 days ago
B+
Retailer 6
-
£649 GBP
View
B+
Retailer 7
-
£649 GBP
View
B+
Retailer 8
-
£652 GBP
View
B+
Retailer 9
-
£657 GBP
View
B+
Retailer 10
-
£657 GBP
View
B+
Retailer 11
-
£681 GBP
View
B+
Retailer 12
-
£753 GBP
View
B+
Retailer 13
-
£779 GBP
View
Retailer 14
-
£829 GBP
View
Price last confirmed 32 days ago
B+
Retailer 15
-
£851 GBP
View
B
Retailer 16
-
£1,010 GBP
View
B
Retailer 17
-
£1,106 GBP
View
Most Expensive
NZ Jewellers
3d9ff24d-0328-4a09-ab07-b7b9b0719da9 · Sep 19
£1,729 GBP
$2,334 USD
View
Price last confirmed 46 days ago
17 more retailers have this diamond
Prices start from £508 GBPSave up to £598 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
£508 GBP