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Cushion|Natural|GIA

1.03ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 3545815987

Certificate GIA 3545815987

Diamond specifications and retailer prices

From $2,123 NZD
As of November 6, 2026
Save $2,500 NZD (54%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,623 NZD 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 $2,123 to $4,623, a $2,500 spread on the same certified stone. MOH London lists it at $4,623. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,623 NZD|Low: $2,100 NZD|High: $5,015 NZD|Avg: $3,009 NZD|-7.8%
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
November 6, 2026
Retailer 5$2,123 NZD
Retailer 7$2,251 NZD
Retailer 16$2,273 NZD
Retailer 17$2,385 NZD
Retailer 8$2,435 NZD
Retailer 15$2,533 NZD
Retailer 9$2,543 NZD
Retailer 2$2,554 NZD
Retailer 3$2,562 NZD
Retailer 12$2,718 NZD
Retailer 6$2,836 NZD
Retailer 4$2,951 NZD
Retailer 14$2,975 NZD
Retailer 13$3,287 NZD
Retailer 11$3,657 NZD
Retailer 10$3,689 NZD
Retailer 18$4,427 NZD
MOH London$4,623 NZD

24 data points across 18 retailers

19 retailers$2,123 NZD to $4,623 NZD

A
Cheapest Retailer
-
$2,123 NZD
A
Retailer 2
-
$2,251 NZD
View
Final sale: no returns
A
Retailer 3
-
$2,273 NZD
View
A
Retailer 4
-
$2,385 NZD
View
A
Retailer 5
-
$2,435 NZD
View
A
Retailer 6
-
$2,533 NZD
View
A
Retailer 7
-
$2,543 NZD
View
A
Retailer 8
-
$2,554 NZD
View
A
Retailer 9
-
$2,562 NZD
View
A
Retailer 10
-
$2,718 NZD
View
A
Retailer 11
-
$2,836 NZD
View
A
Retailer 12
-
$2,951 NZD
View
A
Retailer 13
-
$2,975 NZD
View
A
Retailer 14
-
$3,287 NZD
View
A
Retailer 15
-
$3,397 NZD
View
A
Retailer 16
-
$3,657 NZD
View
Retailer 17
-
$3,689 NZD
View
Price last confirmed 33 days ago
B+
Retailer 18
-
$4,427 NZD
View
Most Expensive
B+
MOH London
AF573403D · Nov 1
$4,623 NZD
£2,018 GBP
View
18 more retailers have this diamond
Prices start from $2,123 NZDSave up to $2,500 NZD

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
$2,123 NZD