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Round|Natural|GIA

1.53ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 7556135827

Certificate GIA 7556135827

Diamond specifications and retailer prices

From $3,768 AUD
As of November 6, 2026
Save $4,487 AUD (54%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,255 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7556135827. Listed at 8 retailers as of November 5, 2026, with prices from $3,768 to $8,255, a $4,487 spread on the same certified stone. NZ Jewellers lists it at $8,255. 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
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7556135827
Dimensions7.35 × 7.37 × 4.52 mm
L/W Ratio1.00
Top View
7.35 mm7.37 mm1.53 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7556135827
Side View
Table 59.0%CrownGirdlePavilionCuletDepth 61.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $8,255 AUD|Low: $3,710 AUD|High: $8,255 AUD|Avg: $4,341 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6$3,768 AUD
Retailer 7$3,878 AUD
Retailer 5$4,101 AUD
Retailer 8$4,150 AUD
Retailer 2$4,300 AUD
Retailer 3$4,584 AUD
Retailer 4$4,820 AUD
NZ Jewellers$8,255 AUD

38 data points across 8 retailers

8 retailers$3,768 AUD to $8,255 AUD

B+
Cheapest Retailer
-
$3,768 AUD
B+
Retailer 2
-
$3,878 AUD
View
B+
Retailer 3
-
$4,101 AUD
View
B+
Retailer 4
-
$4,150 AUD
View
B+
Retailer 5
-
$4,300 AUD
View
B+
Retailer 6
-
$4,584 AUD
View
B+
Retailer 7
-
$4,820 AUD
View
Most Expensive
B
NZ Jewellers
9e501ae0-3377-4356-89b2-41c64b4a52db · Nov 5
$8,255 AUD
$5,779 USD
View
7 more retailers have this diamond
Prices start from $3,768 AUDSave up to $4,487 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.

B+
1.53ct Round
$3,768 AUD