Cushion|Natural|GIA

1.03ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 3545815987

Certificate GIA 3545815987

Diamond specifications and retailer prices

From $1,177 USD
As of November 6, 2026
Save $1,386 USD (54%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,563 USD at MOH London · As of November 1, 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 G 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 3545815987. Listed at 19 retailers as of November 1, 2026, with prices from $1,177 to $2,563, a $1,386 spread on the same certified stone. MOH London lists it at $2,563. 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
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle31.6°
OriginNatural
Grading LabGIA
CertificateGIA 3545815987
Dimensions6.68 × 5.13 × 3.43 mm
L/W Ratio1.30
Top View
6.68 mm5.13 mm1.03 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 3545815987
Side View
Table 66.0%CrownGirdle: MED-THKPavilion 31.6°Culet: NoneDepth 66.8%

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: $2,563 USD|Low: $1,164 USD|High: $2,780 USD|Avg: $1,668 USD|-7.8%
MOH London
Retailer 2
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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
November 6, 2026
Retailer 5$1,177 USD
Retailer 7$1,248 USD
Retailer 16$1,260 USD
Retailer 17$1,322 USD
Retailer 8$1,350 USD
Retailer 15$1,404 USD
Retailer 9$1,410 USD
Retailer 2$1,416 USD
Retailer 3$1,420 USD
Retailer 12$1,507 USD
Retailer 6$1,572 USD
Retailer 4$1,636 USD
Retailer 14$1,649 USD
Retailer 13$1,822 USD
Retailer 11$2,027 USD
Retailer 10$2,045 USD
Retailer 18$2,454 USD
MOH London$2,563 USD

24 data points across 18 retailers

19 retailers$1,177 USD to $2,563 USD

A
Cheapest Retailer
-
$1,177 USD
A
Retailer 2
-
$1,248 USD
View
Final sale: no returns
A
Retailer 3
-
$1,260 USD
View
A
Retailer 4
-
$1,322 USD
View
A
Retailer 5
-
$1,350 USD
View
A
Retailer 6
-
$1,404 USD
View
A
Retailer 7
-
$1,410 USD
View
A
Retailer 8
-
$1,416 USD
View
A
Retailer 9
-
$1,420 USD
View
A
Retailer 10
-
$1,507 USD
View
A
Retailer 11
-
$1,572 USD
View
A
Retailer 12
-
$1,636 USD
View
A
Retailer 13
-
$1,649 USD
View
A
Retailer 14
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$1,822 USD
View
A
Retailer 15
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$1,883 USD
View
A
Retailer 16
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$2,027 USD
View
Retailer 17
-
$2,045 USD
View
Price last confirmed 32 days ago
B+
Retailer 18
-
$2,454 USD
View
Most Expensive
B+
MOH London
AF573403D · Nov 1
$2,563 USD
£2,018 GBP
View
18 more retailers have this diamond
Prices start from $1,177 USDSave up to $1,386 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
$1,177 USD