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Cushion|Natural|GIA

1.25ct H SI2 Cushion Natural Diamond

ID • H/SI2 • GIA 6551683125

Certificate GIA 6551683125

Diamond specifications and retailer prices

From $2,143 SGD
As of November 6, 2026
Save $2,050 SGD (49%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,193 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.25ct natural cushion diamond

This 1.25ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551683125. Listed at 12 retailers as of November 4, 2026, with prices from $2,143 to $4,193, a $2,050 spread on the same certified stone. MOH London lists it at $4,193. 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

1.25
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.16°
Pavilion angle33.88°
OriginNatural
Grading LabGIA
CertificateGIA 6551683125
Dimensions5.97 × 6.12 × 4.01 mm
L/W Ratio1.03
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
5.97 mm6.12 mm1.25 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551683125
Side View
Table 63.0%Crown 37.16°Girdle: Very ThickPavilion 33.88°Culet: NoneDepth 67.1%

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: $4,193 SGD|Low: $2,092 SGD|High: $4,383 SGD|Avg: $2,899 SGD|-4.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 4$2,143 SGD
Retailer 2$2,170 SGD
Retailer 6$2,312 SGD
Retailer 11$2,409 SGD
Retailer 3$2,472 SGD
Retailer 8$2,527 SGD
Retailer 9$2,591 SGD
Retailer 10$2,604 SGD
Retailer 5$3,075 SGD
Retailer 7$3,194 SGD
MOH London$4,193 SGD

35 data points across 11 retailers

12 retailers$2,143 SGD to $4,193 SGD

A
Cheapest Retailer
-
$2,143 SGD
A
Retailer 2
-
$2,170 SGD
View
Final sale: no returns
A
Retailer 3
-
$2,312 SGD
View
A
Retailer 4
-
$2,409 SGD
View
Retailer 5
-
$2,472 SGD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$2,472 SGD
View
A
Retailer 7
-
$2,527 SGD
View
A
Retailer 8
-
$2,591 SGD
View
A
Retailer 9
-
$2,604 SGD
View
A
Retailer 10
-
$3,075 SGD
View
A
Retailer 11
-
$3,194 SGD
View
Most Expensive
B+
MOH London
EAE7C8D04 · Nov 4
$4,193 SGD
£2,576 GBP
View
11 more retailers have this diamond
Prices start from $2,143 SGDSave up to $2,050 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
1.25ct Cushion
$2,143 SGD