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Cushion|Natural|GIA

1.00ct D SI1 Cushion Natural Diamond

ID • D/SI1 • GIA 6552106841

Certificate GIA 6552106841

Diamond specifications and retailer prices

From $3,371 SGD
$2,637 USD
As of November 1, 2026
Save $3,230 SGD (49%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,601 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 D 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 6552106841. Listed at 12 retailers as of November 1, 2026, with prices from $3,371 to $6,601, a $3,230 spread on the same certified stone. MOH London lists it at $6,601. 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
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552106841
Dimensions7.60 × 5.14 × 3.49 mm
L/W Ratio1.48
Key to symbols
Feather, Crystal, Indented Natural, Pinpoint
Top View
7.60 mm5.14 mm1.00 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552106841
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $6,601 SGD|Low: $3,041 SGD|High: $6,681 SGD|Avg: $4,389 SGD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8$3,643 SGD
Retailer 7$3,842 SGD
Retailer 2$3,850 SGD
Retailer 6$3,948 SGD
Retailer 4$4,125 SGD
Retailer 9$4,217 SGD
Retailer 3$4,622 SGD
Retailer 5$4,852 SGD
MOH London$6,601 SGD

33 data points across 9 retailers

12 retailers$3,371 SGD to $6,601 SGD

B+
Cheapest Retailer
-
$3,371 SGD
$2,637 USD
B+
Retailer 2
-
$3,536 SGD
$2,766 USD
View
B+
Retailer 3
-
$3,643 SGD
$2,850 USD
View
Final sale: no returns
B+
Retailer 4
-
$3,842 SGD
$3,005 USD
View
B+
Retailer 5
-
$3,850 SGD
£2,372 GBP
View
B+
Retailer 6
-
$3,948 SGD
$3,088 USD
View
B+
Retailer 7
-
$4,125 SGD
£2,541 GBP
View
Retailer 8
-
$4,217 SGD
A$5,075 AUD
View
Price last confirmed 25 days ago
B+
Retailer 9
-
$4,436 SGD
$3,470 USD
View
B+
Retailer 10
-
$4,622 SGD
€3,443 EUR
View
B
Retailer 11
-
$4,852 SGD
ZAR 61,316 ZAR
View
Most Expensive
B
MOH London
247BAF891 · Nov 1
$6,601 SGD
£4,066 GBP
View
11 more retailers have this diamond
Prices start from $3,371 SGDSave up to $3,230 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.

B+
1.00ct Cushion
$3,371 SGD