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Cushion|Natural|GIA

1.30ct E SI1 Cushion Natural Diamond

ID • E/SI1 • GIA 6541950338

Certificate GIA 6541950338

Diamond specifications and retailer prices

From $4,839 SGD
As of November 6, 2026
Save $5,195 SGD (52%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,034 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.3ct natural cushion diamond

This 1.3ct natural cushion sits in the one-and-a-quarter to one-and-a-half 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 6541950338. Listed at 17 retailers as of November 4, 2026, with prices from $4,839 to $10,034, a $5,195 spread on the same certified stone. MOH London lists it at $10,034. 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

1.30
Carat
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.75°
Pavilion angle54.07°
OriginNatural
Grading LabGIA
CertificateGIA 6541950338
Dimensions7.23 × 5.49 × 3.81 mm
L/W Ratio1.32
Top View
7.23 mm5.49 mm1.30 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541950338
Side View
Table 65.0%Crown 42.75°Girdle: THN-THKPavilion 54.07°Culet: NoneDepth 69.4%

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: Nov 6
Current: $10,034 SGD|Low: $4,806 SGD|High: $10,114 SGD|Avg: $6,449 SGD|-0.8%
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
November 6, 2026
Retailer 14$4,839 SGD
Retailer 2$4,862 SGD
Retailer 7$5,510 SGD
Retailer 5$5,830 SGD
Retailer 13$5,840 SGD
Retailer 15$5,947 SGD
Retailer 9$6,127 SGD
Retailer 4$6,162 SGD
Retailer 12$6,223 SGD
Retailer 16$6,317 SGD
Retailer 6$6,511 SGD
Retailer 3$6,591 SGD
Retailer 8$6,640 SGD
Retailer 10$7,108 SGD
Retailer 11$7,706 SGD
MOH London$10,034 SGD

23 data points across 16 retailers

17 retailers$4,839 SGD to $10,034 SGD

A
Cheapest Retailer
-
$4,839 SGD
A
Retailer 2
-
$4,862 SGD
View
A
Retailer 3
-
$5,510 SGD
View
A
Retailer 4
-
$5,830 SGD
View
Final sale: no returns
A
Retailer 5
-
$5,840 SGD
View
B+
Retailer 6
-
$5,947 SGD
View
B+
Retailer 7
-
$6,127 SGD
View
Retailer 8
-
$6,162 SGD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$6,223 SGD
View
Retailer 10
-
$6,317 SGD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$6,511 SGD
View
B+
Retailer 12
-
$6,591 SGD
View
B+
Retailer 13
-
$6,640 SGD
View
Retailer 14
-
$6,913 SGD
View
Price last confirmed 28 days ago
B+
Retailer 15
-
$7,108 SGD
View
B+
Retailer 16
-
$7,706 SGD
View
Most Expensive
B
MOH London
41D720B37 · Nov 4
$10,034 SGD
£6,165 GBP
View
16 more retailers have this diamond
Prices start from $4,839 SGDSave up to $5,195 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
1.30ct Cushion
$4,839 SGD