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Round|Natural|IGI

5.05ct I SI2 Round Natural Diamond

VG • I/SI2 • IGI 514273728

Shape and cutting style on the report: Round brilliant

Certificate IGI 514273728

Diamond specifications and retailer prices

From £48,931 GBP
$65,562 USD
As of October 30, 2026
Save £40,397 GBP (45%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £89,328 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 5.05ct natural round diamond

This 5.05ct natural round sits in the over five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 514273728. Listed at 5 retailers as of October 29, 2026, with prices from £48,931 to £89,328, a £40,397 spread on the same certified stone. MOH London lists it at £89,328. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

5.05
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle30.9°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 514273728
Dimensions11.08 × 11.19 × 6.67 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
11.08 mm11.19 mm5.05 ctI / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 514273728
Side View
Table 53.0%Crown 30.9°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 59.8%

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: Oct 30
Current: £89,328 GBP|Low: £48,473 GBP|High: £89,922 GBP|Avg: £63,680 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 4£48,931 GBP
Retailer 2£51,056 GBP
Retailer 3£67,006 GBP
MOH London£89,328 GBP

44 data points across 4 retailers

5 retailers£48,931 GBP to £89,328 GBP

B+
Cheapest Retailer
-
£48,931 GBP
$65,562 USD
B+
Retailer 2
-
£51,056 GBP
₹6,515,186 INR
View
B+
Retailer 3
-
£51,357 GBP
$68,813 USD
View
B
Retailer 4
-
£67,006 GBP
€85,505 EUR
View
Most Expensive
B
MOH London
74F1919E6 · Oct 29
£89,328 GBP
View
4 more retailers have this diamond
Prices start from £48,931 GBPSave up to £40,397 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+
5.05ct Round
£48,931 GBP