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Cushion|Natural|GIA

1.02ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 3555269390

Certificate GIA 3555269390

Diamond specifications and retailer prices

From $1,690 SGD
HK$10,300 HKD
As of October 27, 2026
Save $2,222 SGD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,912 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 1.02ct natural cushion diamond

This 1.02ct natural cushion sits in the classic one-carat band, graded E 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 3555269390. Listed at 18 retailers as of October 26, 2026, with prices from $1,690 to $3,912, a $2,222 spread on the same certified stone. MOH London lists it at $3,912. 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

1.02
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37.29°
Pavilion angle35.9°
OriginNatural
Grading LabGIA
CertificateGIA 3555269390
Dimensions5.80 × 5.63 × 3.81 mm
L/W Ratio1.03
Girdle conditionFaceted
Top View
5.80 mm5.63 mm1.02 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 3555269390
Side View
Table 62.0%Crown 37.29°Girdle: THN-STKPavilion 35.9°Culet: NoneDepth 67.7%

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: Oct 27
Current: $3,912 SGD|Low: $1,591 SGD|High: $3,965 SGD|Avg: $2,335 SGD|-0.6%
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
Retailer 19
October 27, 2026
Retailer 4$1,690 SGD
Retailer 7$1,864 SGD
Retailer 14$1,876 SGD
Retailer 8$1,889 SGD
Retailer 3$1,891 SGD
Retailer 16$1,940 SGD
Retailer 18$1,970 SGD
Retailer 11$2,016 SGD
Retailer 15$2,177 SGD
Retailer 6$2,242 SGD
Retailer 5$2,384 SGD
Retailer 9$2,384 SGD
Retailer 19$2,461 SGD
Retailer 2$2,483 SGD
Retailer 17$2,712 SGD
Retailer 13$2,714 SGD
Retailer 10$2,897 SGD
Retailer 12$3,028 SGD
MOH London$3,912 SGD

26 data points across 19 retailers

18 retailers$1,690 SGD to $3,912 SGD

A
Cheapest Retailer
-
$1,690 SGD
HK$10,300 HKD
A
Retailer 2
-
$1,864 SGD
$1,454 USD
View
Final sale: no returns
A
Retailer 3
-
$1,876 SGD
$1,464 USD
View
A
Retailer 4
-
$1,889 SGD
$1,474 USD
View
A
Retailer 5
-
$1,891 SGD
$1,475 USD
View
A
Retailer 6
-
$1,940 SGD
$1,514 USD
View
A
Retailer 7
-
$1,970 SGD
$1,537 USD
View
A
Retailer 8
-
$2,177 SGD
£1,337 GBP
View
A
Retailer 9
-
$2,242 SGD
$1,749 USD
View
A
Retailer 10
-
$2,384 SGD
$1,860 USD
View
A
Retailer 11
-
$2,384 SGD
$1,860 USD
View
A
Retailer 12
-
$2,461 SGD
$1,920 USD
View
A
Retailer 13
-
$2,483 SGD
£1,526 GBP
View
A
Retailer 14
-
$2,712 SGD
$2,116 USD
View
A
Retailer 15
-
$2,714 SGD
ZAR 34,213 ZAR
View
Retailer 16
-
$2,897 SGD
A$3,478 AUD
View
Price last confirmed 29 days ago
B+
Retailer 17
-
$3,028 SGD
€2,250 EUR
View
Most Expensive
B+
MOH London
8177D585F · Oct 26
$3,912 SGD
£2,403 GBP
View
17 more retailers have this diamond
Prices start from $1,690 SGDSave up to $2,222 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
1.02ct Cushion
$1,690 SGD