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Round|Natural|GIA

1.53ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6224178971

Certificate GIA 6224178971

Diamond specifications and retailer prices

From $4,001 AUD
As of November 4, 2026
Save $5,414 AUD (58%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,415 AUD at Allurez · As of November 5, 2026
View at Allurez

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6224178971. Listed at 18 retailers as of November 4, 2026, with prices from $4,001 to $9,415, a $5,414 spread on the same certified stone. Allurez lists it at $9,415. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle35.5°
Pavilion angle56°
OriginNatural
Grading LabGIA
CertificateGIA 6224178971
Dimensions7.06 × 6.62 × 4.04 mm
L/W Ratio1.07
Top View
7.06 mm6.62 mm1.53 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6224178971
Side View
Table 65.0%Crown 35.5°Girdle: STK-VTKPavilion 56°Culet: NoneDepth 61.1%

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 4
Current: $9,415 AUD|Low: $3,420 AUD|High: $9,415 AUD|Avg: $5,479 AUD
Allurez
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7$4,104 AUD
Retailer 3$4,176 AUD
Retailer 8$4,357 AUD
Retailer 10$4,721 AUD
Retailer 11$5,228 AUD
Retailer 4$5,360 AUD
Retailer 9$5,581 AUD
Retailer 2$5,724 AUD
Retailer 5$6,360 AUD
Retailer 6$8,715 AUD
Allurez$9,415 AUD

46 data points across 11 retailers

18 retailers$4,001 AUD to $9,415 AUD

A
Cheapest Retailer
-
$4,001 AUD
A
Retailer 2
-
$4,104 AUD
View
A
Retailer 3
-
$4,176 AUD
View
A
Retailer 4
-
$4,192 AUD
View
A
Retailer 5
-
$4,357 AUD
View
Final sale: no returns
A
Retailer 6
-
$4,570 AUD
View
Retailer 7
-
$4,721 AUD
View
Price last confirmed 8 days ago
Retailer 8
-
$4,726 AUD
View
Price last confirmed 14 days ago
A
Retailer 9
-
$4,745 AUD
View
B+
Retailer 10
-
$5,130 AUD
View
B+
Retailer 11
-
$5,228 AUD
View
A
Retailer 12
-
$5,360 AUD
View
Retailer 13
-
$5,581 AUD
View
Price last confirmed 29 days ago
B+
Retailer 14
-
$5,724 AUD
View
B+
Retailer 15
-
$6,360 AUD
View
B
Retailer 16
-
$7,524 AUD
View
B
Retailer 17
-
$8,715 AUD
View
Most Expensive
B
Allurez
2477025 · Nov 5
$9,415 AUD
$6,469 USD
View
17 more retailers have this diamond
Prices start from $4,001 AUDSave up to $5,414 AUD

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 Round
$4,001 AUD