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Round|Natural|GIA

0.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 1568368288

Certificate GIA 1568368288

Diamond specifications and retailer prices

From £348 GBP
As of November 5, 2026
Save £738 GBP (68%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,086 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.5ct natural round diamond

This 0.5ct natural round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1568368288. Listed at 13 retailers as of November 2, 2026, with prices from £348 to £1,086, a £738 spread on the same certified stone. MOH London lists it at £1,086. 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

0.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
OriginNatural
Grading LabGIA
CertificateGIA 1568368288
Dimensions5.05 × 5.06 × 3.19 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
5.05 mm5.06 mm0.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1568368288
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilionCulet: NoneDepth 63.1%

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 5
Current: £1,086 GBP|Low: £348 GBP|High: £1,115 GBP|Avg: £589 GBP|-2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 9£348 GBP
Retailer 11£374 GBP
Retailer 5£399 GBP
Retailer 3£421 GBP
Retailer 4£488 GBP
Retailer 6£552 GBP
Retailer 12£554 GBP
Retailer 8£561 GBP
Retailer 2£587 GBP
Retailer 13£598 GBP
Retailer 7£630 GBP
Retailer 10£704 GBP
MOH London£1,086 GBP

21 data points across 13 retailers

13 retailers£348 GBP to £1,086 GBP

A
Cheapest Retailer
-
£348 GBP
A
Retailer 2
-
£374 GBP
View
A
Retailer 3
-
£399 GBP
View
A
Retailer 4
-
£421 GBP
View
Final sale: no returns
A
Retailer 5
-
£488 GBP
View
A
Retailer 6
-
£552 GBP
View
A
Retailer 7
-
£554 GBP
View
A
Retailer 8
-
£561 GBP
View
A
Retailer 9
-
£587 GBP
View
A
Retailer 10
-
£598 GBP
View
A
Retailer 11
-
£630 GBP
View
B+
Retailer 12
-
£704 GBP
View
Most Expensive
B
MOH London
154725D36 · Nov 2
£1,086 GBP
View
12 more retailers have this diamond
Prices start from £348 GBPSave up to £738 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
0.50ct Round
£348 GBP