CaratHunter
Plans
Round|Natural|GIA

5.51ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2235515720

Certificate GIA 2235515720

Diamond specifications and retailer prices

From £70,829 GBP
$94,903 USD
As of October 30, 2026
Save £26,320 GBP (27%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £97,149 GBP at Yorxs · As of October 30, 2026
View at Yorxs

About this 5.51ct natural round diamond

This 5.51ct natural round sits in the over five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2235515720. Listed at 6 retailers as of October 30, 2026, with prices from £70,829 to £97,149, a £26,320 spread on the same certified stone. Yorxs lists it at £97,149. 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

5.51
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2235515720
Dimensions11.26 × 11.28 × 7.05 mm
L/W Ratio1.00
Culet sizeNone
Top View
11.26 mm11.28 mm5.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235515720
Side View
Table 57.0%Crown 36.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 62.5%

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: Oct 30
Current: £87,989 GBP|Low: £70,165 GBP|High: £97,149 GBP|Avg: £82,862 GBP|+0.9%
Retailer 1
Retailer 2
Retailer 3
Yorxs
October 31, 2026
Retailer 3£70,829 GBP
Retailer 2£78,065 GBP
Retailer 1£87,989 GBP
Yorxs£97,149 GBP

36 data points across 4 retailers

6 retailers£70,829 GBP to £97,149 GBP

A
Cheapest Retailer
-
£70,829 GBP
$94,903 USD
A
Retailer 2
-
£74,461 GBP
$99,770 USD
View
A
Retailer 3
-
£78,065 GBP
$104,598 USD
View
Retailer 4
-
£78,065 GBP
$104,598 USD
View
Price last confirmed 25 days ago
A
Retailer 5
-
£87,989 GBP
View
Most Expensive
B+
Yorxs
M8774 · Oct 30
£97,149 GBP
€123,971 EUR
View
5 more retailers have this diamond
Prices start from £70,829 GBPSave up to £26,320 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
5.51ct Round
£70,829 GBP