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Cushion|Natural|GIA

1.00ct M SI1 Cushion Natural Diamond

ID • M/SI1 • GIA 7451780590

Certificate GIA 7451780590

Diamond specifications and retailer prices

From $729 USD
As of November 6, 2026
Save $540 USD (43%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,269 USD 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 $729 to $1,269, a $540 spread on the same certified stone. Yorxs lists it at $1,269. 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
Color
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: $730 USD|Low: $729 USD|High: $1,330 USD|Avg: $1,039 USD|-8.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 6, 2026
Retailer 7$729 USD
Retailer 1$730 USD
Retailer 6$960 USD
Retailer 4$981 USD
Retailer 8$1,088 USD
Retailer 3$1,114 USD
Retailer 5$1,130 USD
Retailer 2$1,197 USD
Yorxs$1,269 USD

45 data points across 9 retailers

9 retailers$729 USD to $1,269 USD

A
Cheapest Retailer
-
$729 USD
A
Retailer 2
-
$730 USD
View
B+
Retailer 3
-
$960 USD
View
Retailer 4
-
$981 USD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$1,088 USD
View
B+
Retailer 6
-
$1,114 USD
View
B+
Retailer 7
-
$1,130 USD
View
B+
Retailer 8
-
$1,197 USD
View
Most Expensive
B+
Yorxs
622685051 · Nov 6
$1,269 USD
€1,209 EUR
View
8 more retailers have this diamond
Prices start from $729 USDSave up to $540 USD

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
$729 USD