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Cushion|Natural|GIA

1.53ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2554110771

Certificate GIA 2554110771

Diamond specifications and retailer prices

From $2,846 USD
A$4,379 AUD
As of November 1, 2026
Save $2,793 USD (50%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,639 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.53ct natural cushion diamond

This 1.53ct natural cushion sits in the one-and-a-half to two carat band, graded I 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 2554110771. Listed at 6 retailers as of November 1, 2026, with prices from $2,846 to $5,639, a $2,793 spread on the same certified stone. MOH London lists it at $5,639. 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

1.53
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554110771
Dimensions7.31 × 5.82 × 4.01 mm
L/W Ratio1.26
Top View
7.31 mm5.82 mm1.53 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554110771
Side View
Table 57.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.0%

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: $5,639 USD|Low: $2,749 USD|High: $6,567 USD|Avg: $4,002 USD|-13.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5$2,846 USD
Retailer 6$3,113 USD
Retailer 2$3,200 USD
Retailer 4$3,259 USD
Retailer 3$3,947 USD
MOH London$5,639 USD

42 data points across 6 retailers

6 retailers$2,846 USD to $5,639 USD

A
Cheapest Retailer
-
$2,846 USD
A$4,379 AUD
A
Retailer 2
-
$3,113 USD
View
Final sale: no returns
A
Retailer 3
-
$3,200 USD
£2,519 GBP
View
A
Retailer 4
-
$3,259 USD
View
A
Retailer 5
-
$3,947 USD
€3,759 EUR
View
Most Expensive
B+
MOH London
F0262837E · Nov 1
$5,639 USD
£4,440 GBP
View
5 more retailers have this diamond
Prices start from $2,846 USDSave up to $2,793 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
1.53ct Cushion
$2,846 USD