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Round|Natural|GIA

0.55ct K IF Round Natural Diamond

EX • K/IF • GIA 1563386503

Certificate GIA 1563386503

Diamond specifications and retailer prices

From £438 GBP
As of November 5, 2026
Save £691 GBP (61%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,534 GBP at NZ Jewellers · As of October 17, 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 K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1563386503. Listed at 14 retailers as of November 1, 2026, with a 158% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.55
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1563386503
Dimensions5.26 × 5.22 × 3.29 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Minor Details of Polish
Top View
5.26 mm5.22 mm0.55 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563386503
Side View
Table 58.0%Crown 36°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 62.8%

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 5
Current: £594 GBP|Low: £438 GBP|High: £1,142 GBP|Avg: £659 GBP|+3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8£438 GBP
Retailer 3£487 GBP
Retailer 1£594 GBP
Retailer 2£599 GBP
Retailer 7£628 GBP
Retailer 4£713 GBP
Retailer 5£754 GBP
Retailer 6£1,129 GBP

43 data points across 8 retailers

14 retailers£438 GBP to £1,129 GBP

A
Cheapest Retailer
-
£438 GBP
A
Retailer 2
-
£487 GBP
View
Retailer 3
-
£489 GBP
View
Price last confirmed 17 days ago
Retailer 4
-
£489 GBP
View
Price last confirmed 21 days ago
Retailer 5
-
£507 GBP
View
Price last confirmed 22 days ago
Retailer 6
-
£564 GBP
View
Price last confirmed 19 days ago
B+
Retailer 7
-
£587 GBP
View
B+
Retailer 8
-
£594 GBP
View
B+
Retailer 9
-
£599 GBP
View
B+
Retailer 10
-
£628 GBP
View
B+
Retailer 11
-
£713 GBP
View
B+
Retailer 12
-
£754 GBP
View
B
Retailer 13
-
£1,129 GBP
View
Most Expensive
NZ Jewellers
04668fc4-99bb-4d82-a7c5-7cec3b99a068 · Oct 17
£1,534 GBP
$2,064 USD
View
Price last confirmed 20 days ago
13 more retailers have this diamond
Prices start from £438 GBPSave up to £691 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
£438 GBP