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0.53ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 3555249267

Certificate GIA 3555249267

Diamond specifications and retailer prices

From £389 GBP
As of November 6, 2026
Save £256 GBP (40%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £644 GBP at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.53ct natural round diamond

This 0.53ct natural round sits in the half to three-quarter carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3555249267. Listed at 7 retailers as of November 6, 2026, with prices from £389 to £644, a £256 spread on the same certified stone. Frank Darling lists it at £644. 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

0.53
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 3555249267
Dimensions5.23 × 5.26 × 3.21 mm
L/W Ratio1.01
Top View
5.23 mm5.26 mm0.53 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 3555249267
Side View
Table 58.0%Crown 32.5°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £644 GBP|Low: £371 GBP|High: £657 GBP|Avg: £489 GBP|-1.9%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3£389 GBP
Retailer 5£421 GBP
Retailer 2£475 GBP
Retailer 6£483 GBP
Retailer 4£490 GBP
Frank Darling£644 GBP

45 data points across 6 retailers

7 retailers£389 GBP to £644 GBP

B+
Cheapest Retailer
-
£389 GBP
B+
Retailer 2
-
£394 GBP
View
B+
Retailer 3
-
£421 GBP
View
B+
Retailer 4
-
£475 GBP
View
B+
Retailer 5
-
£483 GBP
View
B
Retailer 6
-
£490 GBP
View
Most Expensive
B
Frank Darling
2638964HK · Nov 6
£644 GBP
$867 USD
View
6 more retailers have this diamond
Prices start from £389 GBPSave up to £256 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.

B+
0.53ct Round
£389 GBP