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Cushion|Natural|GIA

1.30ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 2566533543

Certificate GIA 2566533543

Diamond specifications and retailer prices

From $3,281 SGD
As of November 6, 2026
Save $4,135 SGD (56%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $7,415 SGD at MOH London · As of November 1, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566533543. Listed at 9 retailers as of November 1, 2026, with prices from $3,281 to $7,415, a $4,135 spread on the same certified stone. MOH London lists it at $7,415. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566533543
Dimensions7.32 × 5.69 × 3.95 mm
L/W Ratio1.29
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.32 mm5.69 mm1.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566533543
Side View
Table 61.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 69.4%

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 6
Current: $7,415 SGD|Low: $3,281 SGD|High: $7,578 SGD|Avg: $4,622 SGD|-2.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$3,281 SGD
Retailer 6$3,791 SGD
Retailer 9$4,010 SGD
Retailer 8$4,011 SGD
Retailer 3$4,256 SGD
Retailer 5$4,505 SGD
Retailer 4$5,070 SGD
Retailer 2$6,170 SGD
MOH London$7,415 SGD

18 data points across 9 retailers

9 retailers$3,281 SGD to $7,415 SGD

A
Cheapest Retailer
-
$3,281 SGD
A
Retailer 2
-
$3,791 SGD
View
Price last confirmed 3 days ago
B+
Retailer 3
-
$4,010 SGD
View
B+
Retailer 4
-
$4,011 SGD
View
B+
Retailer 5
-
$4,256 SGD
View
B+
Retailer 6
-
$4,505 SGD
View
B+
Retailer 7
-
$5,070 SGD
View
B
Retailer 8
-
$6,170 SGD
View
Most Expensive
B
MOH London
82A89C3B9 · Nov 1
$7,415 SGD
£4,556 GBP
View
8 more retailers have this diamond
Prices start from $3,281 SGDSave up to $4,135 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
$3,281 SGD