Asscher|Natural|IGI

0.51ct K SI2 Asscher Natural Diamond

VG • K/SI2 • IGI 741597084

Shape and cutting style on the report: Square emerald cut

Certificate IGI 741597084

Diamond specifications and retailer prices

From £233 GBP
As of November 6, 2026
Save £506 GBP (68%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £740 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 0.51ct natural asscher diamond

This 0.51ct natural asscher sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 741597084. Listed at 5 retailers as of November 4, 2026, with prices from £233 to £740, a £506 spread on the same certified stone. MOH London lists it at £740. 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

0.51
Carat
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.9°
Pavilion angle42.5°
OriginNatural
Grading LabIGI
CertificateIGI 741597084
Dimensions4.36 × 4.35 × 2.96 mm
L/W Ratio1.00
Culet sizePointed
Top View
4.36 mm4.35 mm0.51 ctK / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 741597084
Side View
Table 63.0%Crown 37.9°Girdle: Slightly ThickPavilion 42.5°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £740 GBP|Low: £233 GBP|High: £763 GBP|Avg: £471 GBP|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2£233 GBP
Retailer 4£418 GBP
Retailer 5£449 GBP
Retailer 3£485 GBP
MOH London£740 GBP

44 data points across 5 retailers

5 retailers£233 GBP to £740 GBP

A
Cheapest Retailer
-
£233 GBP
B+
Retailer 2
-
£418 GBP
View
B+
Retailer 3
-
£449 GBP
View
B
Retailer 4
-
£485 GBP
View
Most Expensive
C
MOH London
C6BF9C906 · Nov 4
£740 GBP
View
4 more retailers have this diamond
Prices start from £233 GBPSave up to £506 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
0.51ct Asscher
£233 GBP