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Round|Natural|GIA

1.53ct N SI1 Round Natural Diamond

EX • N/SI1 • GIA 7518411407

Certificate GIA 7518411407

Diamond specifications and retailer prices

From $2,983 AUD
As of November 6, 2026
Save $1,330 AUD (31%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,312 AUD at Yorxs · As of November 5, 2026
View at Yorxs

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded N colour (tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7518411407. Listed at 3 retailers as of November 5, 2026, with prices from $2,983 to $4,312, a $1,330 spread on the same certified stone. Yorxs lists it at $4,312. 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
N
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7518411407
Dimensions7.32 × 7.35 × 4.59 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Girdle conditionFaceted
Cert comments
Internal graining is not shown. Pinpoints are not shown.
Key to symbols
Crystal, Feather
Top View
7.32 mm7.35 mm1.53 ctN / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7518411407
Side View
Table 57.0%Crown 35°Girdle: MED-MEDPavilion 41.2°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $2,983 AUD|Low: $2,983 AUD|High: $4,569 AUD|Avg: $3,668 AUD|-5.4%
Retailer 1
Retailer 2
Yorxs
November 5, 2026
Retailer 1$2,983 AUD
Retailer 2$3,327 AUD
Yorxs$4,312 AUD

13 data points across 3 retailers

3 retailers$2,983 AUD to $4,312 AUD

A
Cheapest Retailer
-
$2,983 AUD
B+
Retailer 2
-
$3,327 AUD
View
Most Expensive
B
Yorxs
57AD874D3 · Nov 5
$4,312 AUD
€2,875 EUR
View
2 more retailers have this diamond
Prices start from $2,983 AUDSave up to $1,330 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
$2,983 AUD