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Cushion|Natural|GIA

0.80ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 1548871793

Certificate GIA 1548871793

Diamond specifications and retailer prices

From $917 AUD
As of November 4, 2026
Save $752 AUD (45%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,669 AUD at Diamonds Direct · As of November 1, 2026
View at Diamonds Direct

About this 0.8ct natural cushion diamond

This 0.8ct natural cushion sits in the just-under-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 1548871793. Listed at 10 retailers as of November 1, 2026, with prices from $917 to $1,669, a $752 spread on the same certified stone. Diamonds Direct lists it at $1,669. 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

0.80
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1548871793
Dimensions5.65 × 4.86 × 3.38 mm
L/W Ratio1.16
Culet sizeNone
Top View
5.65 mm4.86 mm0.80 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1548871793
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.5%

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: $1,669 AUD|Low: $917 AUD|High: $1,774 AUD|Avg: $1,307 AUD|-5.9%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3$917 AUD
Retailer 8$990 AUD
Retailer 2$1,001 AUD
Retailer 6$1,049 AUD
Retailer 4$1,154 AUD
Retailer 10$1,316 AUD
Retailer 5$1,388 AUD
Retailer 7$1,518 AUD
Retailer 9$1,604 AUD
Diamonds Direct$1,669 AUD

41 data points across 10 retailers

10 retailers$917 AUD to $1,669 AUD

A
Cheapest Retailer
-
$917 AUD
A
Retailer 2
-
$990 AUD
View
A
Retailer 3
-
$1,001 AUD
View
A
Retailer 4
-
$1,049 AUD
View
A
Retailer 5
-
$1,154 AUD
View
A
Retailer 6
-
$1,316 AUD
View
A
Retailer 7
-
$1,388 AUD
View
A
Retailer 8
-
$1,518 AUD
View
B+
Retailer 9
-
$1,604 AUD
View
Most Expensive
B+
Diamonds Direct
831096 · Nov 1
$1,669 AUD
$1,147 USD
View
9 more retailers have this diamond
Prices start from $917 AUDSave up to $752 AUD

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
0.80ct Cushion
$917 AUD