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Asscher|Natural|GIA

1.03ct D SI1 Asscher Natural Diamond

ID • D/SI1 • GIA 8

Certificate GIA 8

Diamond specifications and retailer prices

From £3,219 GBP
As of November 6, 2026
Save £850 GBP (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,069 GBP at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.03ct natural asscher diamond

This 1.03ct natural asscher sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of November 5, 2026, with prices from £3,219 to £4,069, a £850 spread on the same certified stone. Blue Nile lists it at £4,069. 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

1.03
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 8
Dimensions5.80 × 5.56 × 3.61 mm
L/W Ratio1.04
Top View
5.80 mm5.56 mm1.03 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 8
Side View
Table 62.0%CrownGirdle: ThickPavilionCulet: NoneDepth 65.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: £4,069 GBP|Low: £3,176 GBP|High: £4,069 GBP|Avg: £3,542 GBP
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2£3,219 GBP
Retailer 3£3,421 GBP
Blue Nile£4,069 GBP

3 data points across 3 retailers

3 retailers£3,219 GBP to £4,069 GBP

B+
Cheapest Retailer
-
£3,219 GBP
B
Retailer 2
-
£3,421 GBP
View
Most Expensive
B
Blue Nile
5626771 · Nov 5
£4,069 GBP
$5,476 USD
View
2 more retailers have this diamond
Prices start from £3,219 GBPSave up to £850 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+
1.03ct Asscher
£3,219 GBP