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Asscher|Natural|GIA

1.00ct H SI1 Asscher Natural Diamond

H/SI1 • GIA 1568644137

Certificate GIA 1568644137

Diamond specifications and retailer prices

From £1,300 GBP
As of November 1, 2026
Save £1,950 GBP (60%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,250 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural asscher diamond

This 1ct natural asscher sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included) and certified by GIA 1568644137. Listed at 4 retailers as of October 30, 2026, with prices from £1,300 to £3,250, a £1,950 spread on the same certified stone. NZ Jewellers lists it at £3,250. 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

1.00
Carat
H
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1568644137
Dimensions5.48 × 5.34 × 3.74 mm
L/W Ratio1.03
Culet sizeNone
Key to symbols
Feather, Knot, Crystal, Cloud, Needle
Top View
5.48 mm5.34 mm1.00 ctH / SI1
OriginNatural
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1568644137
Side View
Table 70.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 70.0%

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: Nov 1
Current: £3,250 GBP|Low: £1,300 GBP|High: £3,288 GBP|Avg: £2,146 GBP|-1.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 2£1,300 GBP
Retailer 3£1,770 GBP
Retailer 4£2,361 GBP
NZ Jewellers£3,250 GBP

7 data points across 4 retailers

4 retailers£1,300 GBP to £3,250 GBP

B+
Cheapest Retailer
-
£1,300 GBP
B
Retailer 2
-
£1,770 GBP
€2,259 EUR
View
C
Retailer 3
-
£2,361 GBP
View
Most Expensive
C
NZ Jewellers
fb6b1b38-287c-45a5-badf-78d8ddc363f0 · Oct 30
£3,250 GBP
$4,354 USD
View
3 more retailers have this diamond
Prices start from £1,300 GBPSave up to £1,950 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+
1.00ct Asscher
£1,300 GBP