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Asscher|Natural|GIA

1.00ct H SI1 Asscher Natural Diamond

EX • H/SI1 • GIA 1558551901

Certificate GIA 1558551901

Diamond specifications and retailer prices

From €1,427 EUR
HK$12,500 HKD
As of November 1, 2026
Save €1,253 EUR (47%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €2,679 EUR at With Clarity · As of November 1, 2026
View at With Clarity

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), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558551901. Listed at 5 retailers as of November 1, 2026, with prices from €1,427 to €2,679, a €1,253 spread on the same certified stone. With Clarity lists it at €2,679. 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

1.00
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558551901
Dimensions6.95 × 4.81 × 3.37 mm
L/W Ratio1.44
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.95 mm4.81 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1558551901
Side View
Table 68.0%CrownGirdle: Very ThickPavilionCulet: NDepth 70.1%

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 1
Current: €1,427 EUR|Low: €1,415 EUR|High: €2,659 EUR|Avg: €1,874 EUR|-4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
With Clarity
October 31, 2026
Retailer 1€1,427 EUR
Retailer 5€1,617 EUR
Retailer 3€1,743 EUR
Retailer 2€1,788 EUR
Retailer 4€1,980 EUR
With Clarity€2,659 EUR

11 data points across 6 retailers

5 retailers€1,427 EUR to €2,679 EUR

A
Cheapest Retailer
-
€1,427 EUR
HK$12,500 HKD
B+
Retailer 2
-
€1,743 EUR
$1,955 USD
View
B+
Retailer 3
-
€1,788 EUR
SGD 2,710 SGD
View
B+
Retailer 4
-
€1,980 EUR
SGD 3,001 SGD
View
Most Expensive
B
With Clarity
1558551901 · Nov 1
€2,679 EUR
$3,005 USD
View
4 more retailers have this diamond
Prices start from €1,427 EURSave up to €1,253 EUR

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
1.00ct Asscher
€1,427 EUR