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Cushion|Natural|GIA

1.31ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 2556007601

Certificate GIA 2556007601

Diamond specifications and retailer prices

From $1,459 USD
HK$11,400 HKD
As of November 1, 2026
Save $1,960 USD (57%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,419 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1.31ct natural cushion diamond

This 1.31ct 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 2556007601. Listed at 6 retailers as of November 1, 2026, with prices from $1,459 to $3,419, a $1,960 spread on the same certified stone. MOH London lists it at $3,419. 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

1.31
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Pavilion angle36.69°
OriginNatural
Grading LabGIA
CertificateGIA 2556007601
Dimensions7.14 × 5.63 × 3.90 mm
L/W Ratio1.27
Top View
7.14 mm5.63 mm1.31 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2556007601
Side View
Table 65.0%CrownGirdle: MED-ETKPavilion 36.69°Culet: NoneDepth 69.3%

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 1
Current: $3,419 USD|Low: $1,446 USD|High: $3,860 USD|Avg: $2,341 USD|-11.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3$1,459 USD
Retailer 2$1,930 USD
Retailer 5$2,024 USD
Retailer 4$2,189 USD
Retailer 6$2,287 USD
MOH London$3,419 USD

43 data points across 6 retailers

6 retailers$1,459 USD to $3,419 USD

A
Cheapest Retailer
-
$1,459 USD
HK$11,400 HKD
A
Retailer 2
-
$1,930 USD
£1,519 GBP
View
A
Retailer 3
-
$2,024 USD
SGD 2,735 SGD
View
A
Retailer 4
-
$2,189 USD
View
A
Retailer 5
-
$2,287 USD
A$3,518 AUD
View
Most Expensive
B+
MOH London
7F05FAD5C · Nov 2
$3,419 USD
£2,692 GBP
View
5 more retailers have this diamond
Prices start from $1,459 USDSave up to $1,960 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
1.31ct Cushion
$1,459 USD