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Round|Natural|GIA

1.53ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2546907040

Certificate GIA 2546907040

Diamond specifications and retailer prices

From $3,078 SGD
₹228,638 INR
As of October 29, 2026
Save $4,548 SGD (60%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,750 SGD at NZ Jewellers · As of September 1, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2546907040. Listed at 11 retailers as of October 27, 2026, with a 148% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2546907040
Dimensions7.34 × 7.36 × 4.61 mm
L/W Ratio1.00
Top View
7.34 mm7.36 mm1.53 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546907040
Side View
Table 56.0%Crown 35.5°Girdle: MediumPavilion 41°Culet: NoneDepth 62.7%

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: Oct 29
Current: $7,626 SGD|Low: $3,078 SGD|High: $7,770 SGD|Avg: $5,051 SGD|-1.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 2$3,078 SGD
Retailer 7$3,886 SGD
Retailer 9$4,021 SGD
Retailer 6$4,526 SGD
Retailer 8$4,562 SGD
Retailer 3$4,762 SGD
Retailer 5$4,896 SGD
Retailer 4$7,360 SGD
NZ Jewellers$7,626 SGD

33 data points across 9 retailers

11 retailers$3,078 SGD to $7,626 SGD

A
Cheapest Retailer
-
$3,078 SGD
₹228,638 INR
A
Retailer 2
-
$3,716 SGD
A$4,459 AUD
View
A
Retailer 3
-
$3,886 SGD
$3,031 USD
View
A
Retailer 4
-
$4,021 SGD
$3,136 USD
View
A
Retailer 5
-
$4,526 SGD
£2,780 GBP
View
A
Retailer 6
-
$4,562 SGD
$3,559 USD
View
A
Retailer 7
-
$4,762 SGD
£2,925 GBP
View
A
Retailer 8
-
$4,896 SGD
€3,637 EUR
View
B+
Retailer 9
-
$7,360 SGD
£4,520 GBP
View
B+
Retailer 10
-
$7,626 SGD
$5,948 USD
View
Most Expensive
B+
NZ Jewellers
2cd70711-9915-4876-8033-d01c25115a14 · Sep 1
$7,750 SGD
$6,045 USD
View
Price last confirmed 57 days ago
10 more retailers have this diamond
Prices start from $3,078 SGDSave up to $4,548 SGD

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
$3,078 SGD