Cushion|Natural|GIA

1.03ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 5543780545

Certificate GIA 5543780545

Diamond specifications and retailer prices

From $1,190 USD
As of November 6, 2026
Save $1,458 USD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,648 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded H 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 5543780545. Listed at 21 retailers as of November 4, 2026, with prices from $1,190 to $2,648, a $1,458 spread on the same certified stone. MOH London lists it at $2,648. 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

1.03
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle38.3°
OriginNatural
Grading LabGIA
CertificateGIA 5543780545
Dimensions6.74 × 5.37 × 3.70 mm
L/W Ratio1.26
Top View
6.74 mm5.37 mm1.03 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5543780545
Side View
Table 64.0%CrownGirdle: STK-VTKPavilion 38.3°Culet: NoneDepth 68.9%

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 6
Current: $2,648 USD|Low: $1,177 USD|High: $2,684 USD|Avg: $1,649 USD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 6$1,190 USD
Retailer 8$1,266 USD
Retailer 9$1,325 USD
Retailer 19$1,334 USD
Retailer 2$1,350 USD
Retailer 18$1,415 USD
Retailer 12$1,423 USD
Retailer 4$1,440 USD
Retailer 13$1,470 USD
Retailer 11$1,505 USD
Retailer 15$1,515 USD
Retailer 7$1,588 USD
Retailer 10$1,590 USD
Retailer 5$1,660 USD
Retailer 17$1,673 USD
Retailer 16$1,849 USD
Retailer 14$2,058 USD
Retailer 3$2,467 USD
MOH London$2,648 USD

20 data points across 19 retailers

21 retailers$1,190 USD to $2,648 USD

A
Cheapest Retailer
-
$1,190 USD
A
Retailer 2
-
$1,266 USD
View
Final sale: no returns
A
Retailer 3
-
$1,325 USD
View
A
Retailer 4
-
$1,334 USD
View
A
Retailer 5
-
$1,350 USD
View
A
Retailer 6
-
$1,415 USD
View
A
Retailer 7
-
$1,423 USD
View
A
Retailer 8
-
$1,440 USD
View
A
Retailer 9
-
$1,470 USD
View
A
Retailer 10
-
$1,505 USD
View
A
Retailer 11
-
$1,515 USD
View
A
Retailer 12
-
$1,588 USD
View
Retailer 13
-
$1,590 USD
View
Price last confirmed 17 days ago
A
Retailer 14
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$1,660 USD
View
A
Retailer 15
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$1,673 USD
View
A
Retailer 16
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$1,766 USD
View
A
Retailer 17
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$1,849 USD
View
Retailer 18
-
$1,977 USD
View
Price last confirmed 32 days ago
B+
Retailer 19
-
$2,058 USD
View
B+
Retailer 20
-
$2,467 USD
View
Most Expensive
B
MOH London
1941D2454 · Nov 4
$2,648 USD
£2,085 GBP
View
20 more retailers have this diamond
Prices start from $1,190 USDSave up to $1,458 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
1.03ct Cushion
$1,190 USD