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5.57ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 5151930019

Certificate GIA 5151930019

Diamond specifications and retailer prices

From £36,154 GBP
As of November 6, 2026
Save £9,180 GBP (20%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £45,334 GBP at Yorxs · As of November 5, 2026
View at Yorxs

About this 5.57ct natural round diamond

This 5.57ct natural round sits in the over five carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5151930019. Listed at 7 retailers as of November 5, 2026, with prices from £36,154 to £45,334, a £9,180 spread on the same certified stone. Yorxs lists it at £45,334. 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

5.57
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5151930019
Dimensions11.40 × 11.44 × 6.98 mm
L/W Ratio1.00
Girdle conditionThin to Medium
Top View
11.40 mm11.44 mm5.57 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5151930019
Side View
Table 58.0%Crown 35.5°Girdle: ThinPavilion 41°Culet: NoneDepth 61.1%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £37,457 GBP|Low: £31,745 GBP|High: £45,866 GBP|Avg: £39,619 GBP|-2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 6, 2026
Retailer 8£31,745 GBP
Retailer 6£36,154 GBP
Retailer 5£37,181 GBP
Retailer 1£37,457 GBP
Retailer 2£39,946 GBP
Retailer 3£39,946 GBP
Retailer 4£42,251 GBP
Yorxs£45,334 GBP
Retailer 7£45,866 GBP

35 data points across 9 retailers

7 retailers£36,154 GBP to £45,334 GBP

B+
Cheapest Retailer
-
£36,154 GBP
B+
Retailer 2
-
£37,181 GBP
View
B+
Retailer 3
-
£37,457 GBP
View
B
Retailer 4
-
£39,946 GBP
View
B
Retailer 5
-
£39,946 GBP
View
B
Retailer 6
-
£42,251 GBP
View
Most Expensive
B
Yorxs
C8AB0DF67 · Nov 5
£45,334 GBP
€58,110 EUR
View
6 more retailers have this diamond
Prices start from £36,154 GBPSave up to £9,180 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+
5.57ct Round
£36,154 GBP