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Asscher|Natural|GIA

1.20ct I SI1 Asscher Natural Diamond

EX • I/SI1 • GIA 1208512974

Certificate GIA 1208512974

Diamond specifications and retailer prices

From £1,128 GBP
As of November 4, 2026
Save £660 GBP (37%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,789 GBP at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.2ct natural asscher diamond

This 1.2ct natural asscher sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1208512974. Listed at 6 retailers as of November 4, 2026, with prices from £1,128 to £1,789, a £660 spread on the same certified stone. Yorxs lists it at £1,789. 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

1.20
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1208512974
Dimensions5.72 × 5.69 × 3.96 mm
L/W Ratio1.01
Top View
5.72 mm5.69 mm1.20 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1208512974
Side View
Table 68.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 69.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £1,128 GBP|Low: £1,128 GBP|High: £2,357 GBP|Avg: £1,633 GBP|-0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
November 6, 2026
Retailer 1£1,128 GBP
Retailer 2£1,413 GBP
Retailer 4£1,547 GBP
Retailer 5£1,550 GBP
Yorxs£1,789 GBP
Retailer 3£2,357 GBP

17 data points across 6 retailers

6 retailers£1,128 GBP to £1,789 GBP

A
Cheapest Retailer
-
£1,128 GBP
A
Retailer 2
-
£1,413 GBP
View
B+
Retailer 3
-
£1,502 GBP
View
B+
Retailer 4
-
£1,502 GBP
View
B+
Retailer 5
-
£1,547 GBP
View
Most Expensive
B+
Yorxs
519447618 · Nov 6
£1,789 GBP
€2,280 EUR
View
5 more retailers have this diamond
Prices start from £1,128 GBPSave up to £660 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
1.20ct Asscher
£1,128 GBP