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Asscher|Natural|IGI

1.03ct J SI1 Asscher Natural Diamond

VG • J/SI1 • IGI 769610926

Shape and cutting style on the report: Square emerald cut

Certificate IGI 769610926

Diamond specifications and retailer prices

From £637 GBP
As of November 4, 2026
Save £1,529 GBP (71%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,167 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.03ct natural asscher diamond

This 1.03ct natural asscher sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 769610926. Listed at 11 retailers as of November 3, 2026, with prices from £637 to £2,167, a £1,529 spread on the same certified stone. NZ Jewellers lists it at £2,167. 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

1.03
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle40.8°
Pavilion angle42.3°
OriginNatural
Grading LabIGI
CertificateIGI 769610926
Dimensions5.35 × 5.16 × 4.01 mm
L/W Ratio1.04
Culet sizeNone
Top View
5.35 mm5.16 mm1.03 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 769610926
Side View
Table 57.0%Crown 40.8°Girdle: Very ThickPavilion 42.3°Culet: NoneDepth 77.7%

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 4
Current: £2,167 GBP|Low: £637 GBP|High: £2,167 GBP|Avg: £995 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 9£637 GBP
Retailer 3£672 GBP
Retailer 6£691 GBP
Retailer 7£717 GBP
Retailer 5£797 GBP
Retailer 2£829 GBP
Retailer 8£983 GBP
Retailer 4£1,263 GBP
NZ Jewellers£2,167 GBP

41 data points across 9 retailers

11 retailers£637 GBP to £2,167 GBP

B+
Cheapest Retailer
-
£637 GBP
Final sale: no returns
A
Retailer 2
-
£672 GBP
View
A
Retailer 3
-
£691 GBP
View
B+
Retailer 4
-
£705 GBP
View
B+
Retailer 5
-
£717 GBP
View
B+
Retailer 6
-
£720 GBP
View
B+
Retailer 7
-
£797 GBP
View
B+
Retailer 8
-
£829 GBP
View
B+
Retailer 9
-
£983 GBP
View
B+
Retailer 10
-
£1,263 GBP
View
Most Expensive
C
NZ Jewellers
5ed30da6-3fe6-4f93-8497-98476b028a13 · Nov 3
£2,167 GBP
$2,900 USD
View
10 more retailers have this diamond
Prices start from £637 GBPSave up to £1,529 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
1.03ct Asscher
£637 GBP