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Round|Natural|GIA

0.55ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 7568772388

Certificate GIA 7568772388

Diamond specifications and retailer prices

From £278 GBP
As of November 4, 2026
Save £1,083 GBP (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,361 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7568772388. Listed at 11 retailers as of November 4, 2026, with prices from £278 to £1,361, a £1,083 spread on the same certified stone. NZ Jewellers lists it at £1,361. 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
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7568772388
Dimensions5.24 × 5.23 × 3.26 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
5.24 mm5.23 mm0.55 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7568772388
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

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 4
Current: £1,361 GBP|Low: £278 GBP|High: £1,361 GBP|Avg: £503 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3£278 GBP
Retailer 8£336 GBP
Retailer 7£355 GBP
Retailer 2£374 GBP
Retailer 10£383 GBP
Retailer 9£410 GBP
Retailer 6£436 GBP
Retailer 4£448 GBP
Retailer 5£478 GBP
Retailer 11£820 GBP
NZ Jewellers£1,361 GBP

7 data points across 11 retailers

11 retailers£278 GBP to £1,361 GBP

A
Cheapest Retailer
-
£278 GBP
A
Retailer 2
-
£336 GBP
View
A
Retailer 3
-
£355 GBP
View
A
Retailer 4
-
£374 GBP
View
A
Retailer 5
-
£383 GBP
View
B+
Retailer 6
-
£410 GBP
View
B+
Retailer 7
-
£436 GBP
View
B+
Retailer 8
-
£448 GBP
View
B+
Retailer 9
-
£478 GBP
View
B
Retailer 10
-
£820 GBP
View
Most Expensive
B
NZ Jewellers
b44f9fd2-8d48-4a72-847b-7c5ca20dcca4 · Nov 4
£1,361 GBP
$1,832 USD
View
10 more retailers have this diamond
Prices start from £278 GBPSave up to £1,083 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
£278 GBP