Cushion|Natural|GIA

1.25ct H SI2 Cushion Natural Diamond

ID • H/SI2 • GIA 6551683125

Certificate GIA 6551683125

Diamond specifications and retailer prices

From $1,672 USD
As of November 6, 2026
Save $1,600 USD (49%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,272 USD 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 $1,672 to $3,272, a $1,600 spread on the same certified stone. MOH London lists it at $3,272. 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
Color
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: $3,272 USD|Low: $1,632 USD|High: $3,420 USD|Avg: $2,262 USD|-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$1,672 USD
Retailer 2$1,693 USD
Retailer 6$1,804 USD
Retailer 11$1,880 USD
Retailer 3$1,929 USD
Retailer 8$1,972 USD
Retailer 9$2,022 USD
Retailer 10$2,032 USD
Retailer 5$2,399 USD
Retailer 7$2,492 USD
MOH London$3,272 USD

35 data points across 11 retailers

12 retailers$1,672 USD to $3,272 USD

A
Cheapest Retailer
-
$1,672 USD
A
Retailer 2
-
$1,693 USD
View
Final sale: no returns
A
Retailer 3
-
$1,804 USD
View
A
Retailer 4
-
$1,880 USD
View
Retailer 5
-
$1,929 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$1,929 USD
View
A
Retailer 7
-
$1,972 USD
View
A
Retailer 8
-
$2,022 USD
View
A
Retailer 9
-
$2,032 USD
View
A
Retailer 10
-
$2,399 USD
View
A
Retailer 11
-
$2,492 USD
View
Most Expensive
B+
MOH London
EAE7C8D04 · Nov 4
$3,272 USD
£2,576 GBP
View
11 more retailers have this diamond
Prices start from $1,672 USDSave up to $1,600 USD

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
$1,672 USD