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Asscher|Natural|GIA

1.21ct H SI1 Asscher Natural Diamond

EX • H/SI1 • GIA 6555081104

Certificate GIA 6555081104

Diamond specifications and retailer prices

From £1,329 GBP
As of November 6, 2026
Save £1,178 GBP (47%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,507 GBP at With Clarity · As of November 6, 2026
View at With Clarity

About this 1.21ct natural asscher diamond

This 1.21ct natural asscher sits in the classic one-carat band, graded H 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 6555081104. Listed at 5 retailers as of November 6, 2026, with prices from £1,329 to £2,507, a £1,178 spread on the same certified stone. With Clarity lists it at £2,507. 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

1.21
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6555081104
Dimensions7.26 × 5.34 × 3.71 mm
L/W Ratio1.36
Top View
7.26 mm5.34 mm1.21 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6555081104
Side View
Table 68.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 69.5%

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 6
Current: £1,854 GBP|Low: £1,319 GBP|High: £2,542 GBP|Avg: £1,787 GBP|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
With Clarity
November 6, 2026
Retailer 3£1,329 GBP
Retailer 2£1,463 GBP
Retailer 4£1,631 GBP
Retailer 5£1,847 GBP
Retailer 1£1,854 GBP
With Clarity£2,507 GBP

17 data points across 6 retailers

5 retailers£1,329 GBP to £2,507 GBP

A
Cheapest Retailer
-
£1,329 GBP
A
Retailer 2
-
£1,463 GBP
View
B+
Retailer 3
-
£1,631 GBP
View
B+
Retailer 4
-
£1,854 GBP
View
Most Expensive
B
With Clarity
6555081104 · Nov 6
£2,507 GBP
$3,356 USD
View
4 more retailers have this diamond
Prices start from £1,329 GBPSave up to £1,178 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
1.21ct Asscher
£1,329 GBP