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Round|Natural|GIA

0.55ct M VS1 Round Natural Diamond

EX • M/VS1 • GIA 6545031318

Certificate GIA 6545031318

Diamond specifications and retailer prices

From £256 GBP
As of November 6, 2026
Save £927 GBP (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,184 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded M colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6545031318. Listed at 8 retailers as of November 4, 2026, with prices from £256 to £1,184, a £927 spread on the same certified stone. NZ Jewellers lists it at £1,184. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.55
Carat
M
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6545031318
Dimensions5.22 × 5.25 × 3.26 mm
L/W Ratio1.01
Top View
5.22 mm5.25 mm0.55 ctM / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6545031318
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

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 6
Current: £1,184 GBP|Low: £205 GBP|High: £1,195 GBP|Avg: £427 GBP|-1.0%
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
November 6, 2026
Retailer 4£205 GBP
Retailer 5£206 GBP
Retailer 9£256 GBP
Retailer 8£333 GBP
Retailer 10£333 GBP
Retailer 3£346 GBP
Retailer 11£357 GBP
Retailer 2£387 GBP
Retailer 12£447 GBP
Retailer 7£478 GBP
Retailer 6£493 GBP
Retailer 13£504 GBP
NZ Jewellers£1,184 GBP

37 data points across 13 retailers

8 retailers£256 GBP to £1,184 GBP

A
Cheapest Retailer
-
£256 GBP
Retailer 2
-
£333 GBP
View
Price last confirmed 8 days ago
A
Retailer 3
-
£333 GBP
View
B+
Retailer 4
-
£357 GBP
View
B+
Retailer 5
-
£387 GBP
View
B+
Retailer 6
-
£478 GBP
View
B
Retailer 7
-
£493 GBP
View
Most Expensive
B
NZ Jewellers
3945103f-f80f-40cc-9db2-7fc09928762d · Nov 4
£1,184 GBP
$1,593 USD
View
7 more retailers have this diamond
Prices start from £256 GBPSave up to £927 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
0.55ct Round
£256 GBP