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Cushion|Natural|GIA

0.81ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 5553804788

Certificate GIA 5553804788

Diamond specifications and retailer prices

From €909 EUR
$1,015 USD
As of November 1, 2026
Save €196 EUR (18%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,104 EUR at GemTrove · As of November 1, 2026
View at GemTrove

About this 0.81ct natural cushion diamond

This 0.81ct natural cushion sits in the just-under-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 5553804788. Listed at 8 retailers as of November 1, 2026, with prices from €909 to €1,104, a €196 spread on the same certified stone. GemTrove lists it at €1,104. 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

0.81
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5553804788
Dimensions5.28 × 5.19 × 3.49 mm
L/W Ratio1.02
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
5.28 mm5.19 mm0.81 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5553804788
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.2%

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 1
Current: €1,104 EUR|Low: €802 EUR|High: €1,119 EUR|Avg: €1,015 EUR
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5€909 EUR
Retailer 6€963 EUR
Retailer 7€965 EUR
Retailer 2€980 EUR
Retailer 3€1,029 EUR
Retailer 8€1,029 EUR
Retailer 4€1,065 EUR
GemTrove€1,104 EUR

35 data points across 8 retailers

8 retailers€909 EUR to €1,104 EUR

A
Cheapest Retailer
-
€909 EUR
$1,015 USD
A
Retailer 2
-
€963 EUR
$1,076 USD
View
A
Retailer 3
-
€965 EUR
SGD 1,457 SGD
View
A
Retailer 4
-
€980 EUR
£862 GBP
View
A
Retailer 5
-
€1,029 EUR
$1,150 USD
View
A
Retailer 6
-
€1,029 EUR
$1,150 USD
View
A
Retailer 7
-
€1,065 EUR
$1,190 USD
View
Most Expensive
A
GemTrove
GT-N-00961886-98 · Nov 1
€1,104 EUR
A$1,898 AUD
View
7 more retailers have this diamond
Prices start from €909 EURSave up to €196 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
0.81ct Cushion
€909 EUR