Cushion|Natural|GIA

0.78ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 1568091837

Certificate GIA 1568091837

Diamond specifications and retailer prices

From €641 EUR
$716 USD
As of October 30, 2026
Save €318 EUR (33%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €959 EUR at GemTrove · As of October 29, 2026
View at GemTrove

About this 0.78ct natural cushion diamond

This 0.78ct natural cushion sits in the just-under-one-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 1568091837. Listed at 9 retailers as of October 29, 2026, with prices from €641 to €959, a €318 spread on the same certified stone. GemTrove lists it at €959. 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

0.78
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1568091837
Dimensions5.09 × 5.07 × 3.45 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal
Top View
5.09 mm5.07 mm0.78 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1568091837
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.0%

Caratlytics Score

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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: Oct 30
Current: €959 EUR|Low: €561 EUR|High: €959 EUR|Avg: €818 EUR
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7€641 EUR
Retailer 3€772 EUR
Retailer 6€793 EUR
Retailer 5€799 EUR
Retailer 2€800 EUR
Retailer 4€859 EUR
Retailer 8€859 EUR
Retailer 9€895 EUR
GemTrove€959 EUR

33 data points across 9 retailers

9 retailers€641 EUR to €959 EUR

A
Cheapest Retailer
-
€641 EUR
$716 USD
Final sale: no returns
A
Retailer 2
-
€772 EUR
$862 USD
View
A
Retailer 3
-
€793 EUR
SGD 1,197 SGD
View
A
Retailer 4
-
€799 EUR
$893 USD
View
A
Retailer 5
-
€800 EUR
£704 GBP
View
A
Retailer 6
-
€859 EUR
$960 USD
View
A
Retailer 7
-
€859 EUR
$960 USD
View
A
Retailer 8
-
€895 EUR
$1,000 USD
View
Most Expensive
A
GemTrove
GT-N-01244915-98 · Oct 29
€959 EUR
A$1,648 AUD
View
8 more retailers have this diamond
Prices start from €641 EURSave up to €318 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
0.78ct Cushion
€641 EUR