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Cushion|Natural|GIA

1.53ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 1545862532

Certificate GIA 1545862532

Diamond specifications and retailer prices

From $3,251 USD
HK$25,400 HKD
As of November 2, 2026
Save $3,741 USD (54%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,993 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 1545862532. Listed at 20 retailers as of November 1, 2026, with prices from $3,251 to $6,993, a $3,741 spread on the same certified stone. MOH London lists it at $6,993. 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
Pavilion angle38.4°
OriginNatural
Grading LabGIA
CertificateGIA 1545862532
Dimensions6.67 × 6.67 × 4.38 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.67 mm6.67 mm1.53 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545862532
Side View
Table 65.0%CrownGirdle: MED-THKPavilion 38.4°Culet: NoneDepth 65.6%

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 2
Current: $6,993 USD|Low: $3,200 USD|High: $7,179 USD|Avg: $4,279 USD|-2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 2$3,251 USD
Retailer 7$3,509 USD
Retailer 9$3,676 USD
Retailer 17$3,688 USD
Retailer 3$3,698 USD
Retailer 16$3,900 USD
Retailer 14$3,920 USD
Retailer 10$3,960 USD
Retailer 18$4,005 USD
Retailer 11$4,030 USD
Retailer 6$4,229 USD
Retailer 13$4,296 USD
Retailer 5$4,329 USD
Retailer 15$4,345 USD
Retailer 12$4,806 USD
Retailer 4$5,180 USD
Retailer 8$6,786 USD
MOH London$6,993 USD

19 data points across 18 retailers

20 retailers$3,251 USD to $6,993 USD

A
Cheapest Retailer
-
$3,251 USD
HK$25,400 HKD
A
Retailer 2
-
$3,509 USD
View
A
Retailer 3
-
$3,676 USD
View
A
Retailer 4
-
$3,688 USD
View
A
Retailer 5
-
$3,698 USD
€3,522 EUR
View
A
Retailer 6
-
$3,900 USD
View
A
Retailer 7
-
$3,920 USD
View
Final sale: no returns
A
Retailer 8
-
$3,960 USD
View
A
Retailer 9
-
$4,005 USD
View
A
Retailer 10
-
$4,030 USD
£3,173 GBP
View
A
Retailer 11
-
$4,229 USD
View
A
Retailer 12
-
$4,296 USD
View
A
Retailer 13
-
$4,329 USD
View
A
Retailer 14
-
$4,345 USD
£3,422 GBP
View
B+
Retailer 15
-
$4,510 USD
A$6,938 AUD
View
Retailer 16
-
$4,600 USD
A$7,076 AUD
View
Price last confirmed 23 days ago
B+
Retailer 17
-
$4,806 USD
€4,577 EUR
View
B+
Retailer 18
-
$5,180 USD
ZAR 83,679 ZAR
View
Retailer 19
-
$6,786 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
F7D246D52 · Nov 1
$6,993 USD
£5,506 GBP
View
19 more retailers have this diamond
Prices start from $3,251 USDSave up to $3,741 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
$3,251 USD