Round|Natural|GIA

0.55ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 6562173649

Certificate GIA 6562173649

Diamond specifications and retailer prices

From £439 GBP

HK$4,600 HKD

As of November 1, 2026

Save £1,426 GBP (76%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: £1,865 GBP at NZ Jewellers · As of November 2, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562173649. Listed at 21 retailers as of November 1, 2026, with prices from £439 to £1,865, a £1,426 spread on the same certified stone. NZ Jewellers lists it at £1,865. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.55

Carat

Colour

SI1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36°

Pavilion angle41°

OriginNatural

Grading LabGIA

CertificateGIA 6562173649

Dimensions5.26 × 5.27 × 3.25 mm

L/W Ratio1.00

Girdle conditionFaceted

Key to symbols

Crystal, Cloud, Feather

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 6562173649

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: Nov 1

Current: £1,865 GBP|Low: £439 GBP|High: £1,865 GBP|Avg: £749 GBP

NZ Jewellers

Retailer 2

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Retailer 21

November 2, 2026

Retailer 12£439 GBP

Retailer 3£548 GBP

Retailer 14£551 GBP

Retailer 19£555 GBP

Retailer 21£568 GBP

Retailer 4£595 GBP

Retailer 8£604 GBP

Retailer 6£610 GBP

Retailer 20£618 GBP

Retailer 13£641 GBP

Retailer 7£686 GBP

Retailer 9£697 GBP

Retailer 18£705 GBP

Retailer 2£769 GBP

Retailer 10£802 GBP

Retailer 11£824 GBP

Retailer 15£838 GBP

Retailer 5£894 GBP

Retailer 17£918 GBP

Retailer 16£1,089 GBP

NZ Jewellers£1,865 GBP

35 data points across 21 retailers

21 retailers£439 GBP to £1,865 GBP

Cheapest Retailer

£439 GBP

HK$4,600 HKD

Retailer 2

£548 GBP

$736 USD

View

Final sale: no returns

Retailer 3

£551 GBP

$740 USD

View

Price last confirmed 41 days ago

Retailer 4

£555 GBP

$745 USD

View

Retailer 5

£568 GBP

SGD 1,030 SGD

View

Retailer 6

£595 GBP

$798 USD

View

Retailer 7

£604 GBP

$810 USD

View

Retailer 8

£610 GBP

SGD 1,107 SGD

View

Retailer 9

£618 GBP

$829 USD

View

Retailer 10

£641 GBP

View

B+

Retailer 11

£686 GBP

$921 USD

View

B+

Retailer 12

£697 GBP

$935 USD

View

B+

Retailer 13

£705 GBP

View

B+

Retailer 14

£769 GBP

View

B+

Retailer 15

£802 GBP

$1,076 USD

View

B+

Retailer 16

£824 GBP

$1,106 USD

View

B+

Retailer 17

£838 GBP

€1,071 EUR

View

Retailer 18

£894 GBP

A$1,846 AUD

View

Price last confirmed 28 days ago

B+

Retailer 19

£918 GBP

ZAR 19,900 ZAR

View

Retailer 20

£1,089 GBP

View

Most Expensive

NZ Jewellers

8972f973-56d4-473e-a10a-3966507c97b8 · Nov 2

£1,865 GBP

$2,503 USD

View

20 more retailers have this diamond

Prices start from £439 GBPSave up to £1,426 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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0.55ct Round

£439 GBP