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Cushion|Natural|GIA

1.00ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 6542960343

Certificate GIA 6542960343

Diamond specifications and retailer prices

From $1,639 SGD
₹122,081 INR
As of November 2, 2026
Save $2,218 SGD (58%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,857 SGD 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 6542960343. Listed at 17 retailers as of November 1, 2026, with prices from $1,639 to $3,857, a $2,218 spread on the same certified stone. MOH London lists it at $3,857. 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
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542960343
Dimensions7.20 × 5.00 × 3.45 mm
L/W Ratio1.44
Top View
7.20 mm5.00 mm1.00 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542960343
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.1%

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 2
Current: $3,857 SGD|Low: $1,639 SGD|High: $4,041 SGD|Avg: $2,462 SGD|-4.5%
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
November 2, 2026
Retailer 9$1,639 SGD
Retailer 12$1,718 SGD
Retailer 14$1,886 SGD
Retailer 7$1,934 SGD
Retailer 16$2,007 SGD
Retailer 6$2,046 SGD
Retailer 10$2,129 SGD
Retailer 5$2,202 SGD
Retailer 4$2,247 SGD
Retailer 2$2,315 SGD
Retailer 15$2,357 SGD
Retailer 8$2,422 SGD
Retailer 13$2,446 SGD
Retailer 3$2,688 SGD
Retailer 11$2,980 SGD
MOH London$3,857 SGD

24 data points across 16 retailers

17 retailers$1,639 SGD to $3,857 SGD

A
Cheapest Retailer
-
$1,639 SGD
₹122,081 INR
A
Retailer 2
-
$1,718 SGD
$1,343 USD
View
Final sale: no returns
A
Retailer 3
-
$1,886 SGD
A$2,268 AUD
View
A
Retailer 4
-
$1,934 SGD
$1,512 USD
View
A
Retailer 5
-
$2,007 SGD
$1,569 USD
View
A
Retailer 6
-
$2,046 SGD
$1,600 USD
View
A
Retailer 7
-
$2,129 SGD
£1,311 GBP
View
A
Retailer 8
-
$2,202 SGD
$1,722 USD
View
A
Retailer 9
-
$2,247 SGD
$1,757 USD
View
A
Retailer 10
-
$2,315 SGD
$1,810 USD
View
A
Retailer 11
-
$2,357 SGD
$1,843 USD
View
A
Retailer 12
-
$2,422 SGD
$1,894 USD
View
A
Retailer 13
-
$2,446 SGD
£1,506 GBP
View
A
Retailer 14
-
$2,688 SGD
ZAR 33,952 ZAR
View
Retailer 15
-
$2,974 SGD
A$3,578 AUD
View
Price last confirmed 27 days ago
B+
Retailer 16
-
$2,980 SGD
€2,219 EUR
View
Most Expensive
B+
MOH London
D859B3118 · Nov 1
$3,857 SGD
£2,375 GBP
View
16 more retailers have this diamond
Prices start from $1,639 SGDSave up to $2,218 SGD

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
$1,639 SGD