Round|Natural|GIA

4.18ct E VS1 Round Natural Diamond

EX • E/VS1 • GIA 5231031448

Shape and cutting style on the report: Round brilliant

Certificate GIA 5231031448

Diamond specifications and retailer prices

From £81,521 GBP

€103,390 EUR

As of October 28, 2026

Save £75,059 GBP (48%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: £156,579 GBP at Diamond Quarter · As of October 29, 2026

View at Diamond Quarter

About this 4.18ct natural round diamond

This 4.18ct natural round sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5231031448. Listed at 23 retailers as of October 28, 2026, with prices from £81,521 to £156,579, a £75,059 spread on the same certified stone. Diamond Quarter lists it at £156,579. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

4.18

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.5°

Pavilion angle40.8°

OriginNatural

Grading LabGIA

CertificateGIA 5231031448

Dimensions10.37 × 10.30 × 6.37 mm

L/W Ratio1.01

Star length50%

Lower girdle80%

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 5231031448

Side View

Caratlytics Score

How it works →

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: Oct 28

Current: £94,454 GBP|Low: £79,794 GBP|High: £154,359 GBP|Avg: £101,947 GBP|+0.0%

Retailer 1

Retailer 2

Retailer 3

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Retailer 6

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Retailer 11

Retailer 12

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Retailer 22

October 30, 2026

Retailer 6£81,521 GBP

Retailer 3£82,576 GBP

Retailer 4£87,226 GBP

Retailer 20£87,742 GBP

Retailer 15£88,237 GBP

Retailer 21£89,388 GBP

Retailer 14£90,717 GBP

Retailer 12£92,125 GBP

Retailer 16£92,870 GBP

Retailer 18£93,489 GBP

Retailer 5£93,566 GBP

Retailer 1£94,454 GBP

Retailer 10£94,920 GBP

Retailer 11£95,810 GBP

Retailer 7£101,709 GBP

Retailer 13£102,697 GBP

Retailer 2£105,422 GBP

Retailer 8£111,791 GBP

Retailer 19£117,410 GBP

Retailer 22£120,809 GBP

Retailer 17£143,099 GBP

Retailer 9£152,173 GBP

21 data points across 22 retailers

23 retailers£81,521 GBP to £156,579 GBP

Cheapest Retailer

£81,521 GBP

€103,390 EUR

Retailer 2

£82,576 GBP

HK$859,100 HKD

View

Retailer 3

£87,226 GBP

$116,157 USD

View

Final sale: no returns

Retailer 4

£87,742 GBP

$116,844 USD

View

Retailer 5

£88,237 GBP

A$180,775 AUD

View

Price last confirmed 25 days ago

Retailer 6

£89,388 GBP

$119,036 USD

View

Retailer 7

£90,717 GBP

SGD 163,251 SGD

View

Price last confirmed 24 days ago

B+

Retailer 8

£92,125 GBP

€116,839 EUR

View

B+

Retailer 9

£92,870 GBP

$123,673 USD

View

Retailer 10

£92,870 GBP

$123,673 USD

View

Price last confirmed 10 days ago

Retailer 11

£93,489 GBP

₹11,856,909 INR

View

Retailer 12

£93,566 GBP

$124,600 USD

View

Retailer 13

£94,454 GBP

View

Retailer 14

£95,810 GBP

$127,589 USD

View

Price last confirmed 14 days ago

B+

Retailer 15

£101,709 GBP

$135,443 USD

View

B+

Retailer 16

£102,697 GBP

SGD 184,811 SGD

View

B+

Retailer 17

£105,422 GBP

$140,388 USD

View

B+

Retailer 18

£111,791 GBP

$148,870 USD

View

B+

Retailer 19

£117,410 GBP

€148,907 EUR

View

B+

Retailer 20

£120,809 GBP

ZAR 2,599,019 ZAR

View

Retailer 21

£143,099 GBP

View

Retailer 22

£152,173 GBP

View

Most Expensive

Diamond Quarter

4.18VS1E5248A193N · Oct 29

£156,579 GBP

View

22 more retailers have this diamond

Prices start from £81,521 GBPSave up to £75,059 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.

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4.18ct Round

£81,521 GBP