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Round|Natural|GIA

0.55ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6247122242

Certificate GIA 6247122242

Diamond specifications and retailer prices

From £406 GBP
As of November 6, 2026
Save £320 GBP (44%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £726 GBP at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6247122242. Listed at 9 retailers as of November 6, 2026, with prices from £406 to £726, a £320 spread on the same certified stone. Frank Darling lists it at £726. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6247122242
Dimensions5.26 × 5.28 × 3.27 mm
L/W Ratio1.00
Culet sizeNone
Top View
5.26 mm5.28 mm0.55 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6247122242
Side View
Table 56.0%Crown 33°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.0%

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 6
Current: £726 GBP|Low: £406 GBP|High: £726 GBP|Avg: £548 GBP
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9£406 GBP
Retailer 4£442 GBP
Retailer 2£472 GBP
Retailer 8£529 GBP
Retailer 5£570 GBP
Retailer 3£572 GBP
Retailer 6£578 GBP
Retailer 7£607 GBP
Frank Darling£726 GBP

3 data points across 9 retailers

9 retailers£406 GBP to £726 GBP

A
Cheapest Retailer
-
£406 GBP
B+
Retailer 2
-
£442 GBP
View
B+
Retailer 3
-
£472 GBP
View
B+
Retailer 4
-
£529 GBP
View
B
Retailer 5
-
£570 GBP
View
B
Retailer 6
-
£572 GBP
View
B
Retailer 7
-
£578 GBP
View
B+
Retailer 8
-
£607 GBP
View
Most Expensive
B
Frank Darling
2714732HK · Nov 6
£726 GBP
$972 USD
View
8 more retailers have this diamond
Prices start from £406 GBPSave up to £320 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
£406 GBP