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Cushion|Natural|GIA

1.00ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 7451873531

Certificate GIA 7451873531

Diamond specifications and retailer prices

From $2,025 NZD
HK$8,900 HKD
As of November 1, 2026
Save $2,772 NZD (58%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,796 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7451873531. Listed at 18 retailers as of November 1, 2026, with prices from $2,025 to $4,796, a $2,772 spread on the same certified stone. MOH London lists it at $4,796. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7451873531
Dimensions5.66 × 4.93 × 3.88 mm
L/W Ratio1.15
Top View
5.66 mm4.93 mm1.00 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 7451873531
Side View
Table 59.0%CrownGirdle: ThickPavilionCulet: NoneDepth 78.8%

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 1
Current: $4,796 NZD|Low: $2,293 NZD|High: $4,855 NZD|Avg: $3,156 NZD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2$2,298 NZD
Retailer 3$2,526 NZD
Retailer 12$2,542 NZD
Retailer 11$2,568 NZD
Retailer 5$2,670 NZD
Retailer 9$2,737 NZD
Retailer 10$2,989 NZD
Retailer 6$3,055 NZD
Retailer 8$3,342 NZD
Retailer 4$3,572 NZD
Retailer 7$3,740 NZD
MOH London$4,796 NZD

32 data points across 12 retailers

18 retailers$2,025 NZD to $4,796 NZD

A
Cheapest Retailer
-
$2,025 NZD
HK$8,900 HKD
A
Retailer 2
-
$2,298 NZD
₹123,125 INR
View
A
Retailer 3
-
$2,526 NZD
$1,421 USD
View
Final sale: no returns
A
Retailer 4
-
$2,538 NZD
$1,428 USD
View
A
Retailer 5
-
$2,542 NZD
$1,430 USD
View
Retailer 6
-
$2,568 NZD
$1,445 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$2,644 NZD
A$2,289 AUD
View
A
Retailer 8
-
$2,670 NZD
£1,183 GBP
View
A
Retailer 9
-
$2,737 NZD
$1,540 USD
View
A
Retailer 10
-
$2,825 NZD
SGD 2,148 SGD
View
A
Retailer 11
-
$2,979 NZD
$1,676 USD
View
A
Retailer 12
-
$2,989 NZD
$1,682 USD
View
A
Retailer 13
-
$3,055 NZD
£1,353 GBP
View
A
Retailer 14
-
$3,342 NZD
ZAR 30,375 ZAR
View
Retailer 15
-
$3,572 NZD
A$3,092 AUD
View
Price last confirmed 28 days ago
B+
Retailer 16
-
$3,740 NZD
€2,004 EUR
View
B+
Retailer 17
-
$4,212 NZD
$2,370 USD
View
Most Expensive
B+
MOH London
9DFF2F2D9 · Nov 1
$4,796 NZD
£2,125 GBP
View
17 more retailers have this diamond
Prices start from $2,025 NZDSave up to $2,772 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
1.00ct Cushion
$2,025 NZD