CaratHunter
Plans
Cushion|Natural|GIA

1.00ct M SI1 Cushion Natural Diamond

ID • M/SI1 • GIA 7451780590

Certificate GIA 7451780590

Diamond specifications and retailer prices

From $1,061 AUD
As of November 6, 2026
Save $787 AUD (43%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,848 AUD at Yorxs · As of November 6, 2026
View at Yorxs

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7451780590. Listed at 9 retailers as of November 6, 2026, with prices from $1,061 to $1,848, a $787 spread on the same certified stone. Yorxs lists it at $1,848. 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
M
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7451780590
Dimensions6.01 × 5.22 × 3.65 mm
L/W Ratio1.15
Top View
6.01 mm5.22 mm1.00 ctM / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7451780590
Side View
Table 64.0%CrownGirdle: Extremely ThickPavilionCulet: NoneDepth 69.9%

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: $1,062 AUD|Low: $1,061 AUD|High: $1,936 AUD|Avg: $1,512 AUD|-8.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 6, 2026
Retailer 7$1,061 AUD
Retailer 1$1,062 AUD
Retailer 6$1,397 AUD
Retailer 4$1,428 AUD
Retailer 8$1,583 AUD
Retailer 3$1,621 AUD
Retailer 5$1,645 AUD
Retailer 2$1,742 AUD
Yorxs$1,848 AUD

45 data points across 9 retailers

9 retailers$1,061 AUD to $1,848 AUD

A
Cheapest Retailer
-
$1,061 AUD
A
Retailer 2
-
$1,062 AUD
View
B+
Retailer 3
-
$1,397 AUD
View
Retailer 4
-
$1,428 AUD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$1,583 AUD
View
B+
Retailer 6
-
$1,621 AUD
View
B+
Retailer 7
-
$1,645 AUD
View
B+
Retailer 8
-
$1,742 AUD
View
Most Expensive
B+
Yorxs
622685051 · Nov 6
$1,848 AUD
€1,209 EUR
View
8 more retailers have this diamond
Prices start from $1,061 AUDSave up to $787 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
1.00ct Cushion
$1,061 AUD