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0.43ct M VS1 Round Natural Diamond

EX • M/VS1 • GIA 6375950188

Certificate GIA 6375950188

Diamond specifications and retailer prices

From £227 GBP
As of November 4, 2026
Save £641 GBP (74%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £868 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.43ct natural round diamond

This 0.43ct natural round sits in the sub-half-carat band, graded M colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6375950188. Listed at 8 retailers as of November 4, 2026, with prices from £227 to £868, a £641 spread on the same certified stone. NZ Jewellers lists it at £868. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.43
Carat
M
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6375950188
Dimensions4.90 × 4.92 × 2.99 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
4.90 mm4.92 mm0.43 ctM / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6375950188
Side View
Table 58.0%Crown 31.5°Girdle: THN-STKPavilion 41.8°Culet: NoneDepth 60.9%

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: £868 GBP|Low: £227 GBP|High: £868 GBP|Avg: £422 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 8£227 GBP
Retailer 4£244 GBP
Retailer 5£253 GBP
Retailer 7£305 GBP
Retailer 2£352 GBP
Retailer 6£394 GBP
Retailer 9£414 GBP
Retailer 3£426 GBP
Retailer 10£447 GBP
NZ Jewellers£868 GBP

25 data points across 10 retailers

8 retailers£227 GBP to £868 GBP

A
Cheapest Retailer
-
£227 GBP
Retailer 2
-
£244 GBP
View
Price last confirmed 8 days ago
A
Retailer 3
-
£253 GBP
View
B+
Retailer 4
-
£305 GBP
View
B+
Retailer 5
-
£352 GBP
View
B
Retailer 6
-
£394 GBP
View
B+
Retailer 7
-
£426 GBP
View
Most Expensive
B
NZ Jewellers
279372ba-9dfa-4cdc-b271-e2d3ed703892 · Nov 4
£868 GBP
$1,168 USD
View
7 more retailers have this diamond
Prices start from £227 GBPSave up to £641 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
0.43ct Round
£227 GBP