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Asscher|Natural|GIA

1.80ct E SI1 Asscher Natural Diamond

ID • E/SI1 • GIA 4

Certificate GIA 4

Diamond specifications and retailer prices

From £9,480 GBP
$12,702 USD
As of October 30, 2026
Save £2,331 GBP (20%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £11,811 GBP at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 1.8ct natural asscher diamond

This 1.8ct natural asscher sits in the one-and-a-half to two carat band, graded E 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 October 29, 2026, with prices from £9,480 to £11,811, a £2,331 spread on the same certified stone. Blue Nile lists it at £11,811. 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

1.80
Carat
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 4
Dimensions6.76 × 6.76 × 4.52 mm
L/W Ratio1.00
Top View
6.76 mm6.76 mm1.80 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 4
Side View
Table 64.0%CrownGirdle: ThickPavilionCulet: NoneDepth 66.8%

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: Oct 30
Current: £11,811 GBP|Low: £9,372 GBP|High: £15,355 GBP|Avg: £11,771 GBP
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
September 29, 2026
Retailer 3£9,480 GBP
Retailer 7£10,154 GBP
Retailer 2£11,561 GBP
Retailer 5£11,742 GBP
Blue Nile£11,811 GBP
Retailer 6£12,194 GBP
Retailer 4£15,355 GBP

3 data points across 7 retailers

3 retailers£9,480 GBP to £11,811 GBP

B+
Cheapest Retailer
-
£9,480 GBP
$12,702 USD
B
Retailer 2
-
£10,154 GBP
$13,605 USD
View
Most Expensive
B
Blue Nile
258510 · Oct 29
£11,811 GBP
$15,825 USD
View
2 more retailers have this diamond
Prices start from £9,480 GBPSave up to £2,331 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+
1.80ct Asscher
£9,480 GBP