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Asscher|Natural|IGI

0.51ct K VS1 Asscher Natural Diamond

VG • K/VS1 • IGI 741597056

Shape and cutting style on the report: Square emerald cut

Certificate IGI 741597056

Diamond specifications and retailer prices

From £270 GBP
As of November 6, 2026
Save £583 GBP (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £853 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 VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 741597056. Listed at 6 retailers as of November 4, 2026, with prices from £270 to £853, a £583 spread on the same certified stone. MOH London lists it at £853. 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
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle37.5°
Pavilion angle45.3°
OriginNatural
Grading LabIGI
CertificateIGI 741597056
Dimensions4.38 × 4.27 × 2.90 mm
L/W Ratio1.03
Culet sizePointed
Top View
4.38 mm4.27 mm0.51 ctK / VS1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI 741597056
Side View
Table 62.0%Crown 37.5°Girdle: Slightly ThickPavilion 45.3°Culet: NoneDepth 67.9%

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 6
Current: £853 GBP|Low: £270 GBP|High: £882 GBP|Avg: £532 GBP|-3.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2£270 GBP
Retailer 6£467 GBP
Retailer 4£476 GBP
Retailer 3£551 GBP
Retailer 5£574 GBP
MOH London£853 GBP

39 data points across 6 retailers

6 retailers£270 GBP to £853 GBP

A
Cheapest Retailer
-
£270 GBP
B+
Retailer 2
-
£467 GBP
View
B+
Retailer 3
-
£476 GBP
View
B
Retailer 4
-
£551 GBP
View
B
Retailer 5
-
£574 GBP
View
Most Expensive
B
MOH London
DE66D28C0 · Nov 4
£853 GBP
View
5 more retailers have this diamond
Prices start from £270 GBPSave up to £583 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
£270 GBP