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Round|Natural|GIA

1.53ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7546133863

Certificate GIA 7546133863

Diamond specifications and retailer prices

From $5,340 USD
As of November 1, 2026
Save $6,391 USD (54%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,731 USD at NZ Jewellers · As of October 30, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7546133863. Listed at 21 retailers as of October 30, 2026, with prices from $5,340 to $11,731, a $6,391 spread on the same certified stone. NZ Jewellers lists it at $11,731. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7546133863
Dimensions7.47 × 7.43 × 4.49 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Feather, Needle
Top View
7.47 mm7.43 mm1.53 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7546133863
Side View
Table 59.0%Crown 32°Girdle: MediumPavilion 41°Culet: NoneDepth 60.2%

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 1
Current: $11,731 USD|Low: $5,340 USD|High: $11,731 USD|Avg: $7,166 USD
NZ Jewellers
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
November 1, 2026
Retailer 4$5,340 USD
Retailer 7$5,542 USD
Retailer 6$5,864 USD
Retailer 8$5,910 USD
Retailer 13$6,354 USD
Retailer 14$6,354 USD
Retailer 15$6,354 USD
Retailer 11$6,682 USD
Retailer 5$6,725 USD
Retailer 3$6,808 USD
Retailer 9$7,214 USD
Retailer 16$7,332 USD
Retailer 2$7,630 USD
Retailer 12$8,618 USD
Retailer 10$10,334 USD
NZ Jewellers$11,731 USD

33 data points across 16 retailers

21 retailers$5,340 USD to $11,731 USD

A
Cheapest Retailer
-
$5,340 USD
A
Retailer 2
-
$5,542 USD
View
A
Retailer 3
-
$5,658 USD
View
B+
Retailer 4
-
$5,864 USD
View
Final sale: no returns
B+
Retailer 5
-
$5,910 USD
View
B+
Retailer 6
-
$6,260 USD
View
B+
Retailer 7
-
$6,354 USD
View
B+
Retailer 8
-
$6,354 USD
View
B+
Retailer 9
-
$6,354 USD
View
B+
Retailer 10
-
$6,682 USD
£5,261 GBP
View
B+
Retailer 11
-
$6,725 USD
View
Retailer 12
-
$6,725 USD
View
Price last confirmed 23 days ago
Retailer 13
-
$6,808 USD
A$10,474 AUD
View
Price last confirmed 10 days ago
B+
Retailer 14
-
$7,177 USD
View
B+
Retailer 15
-
$7,214 USD
£5,681 GBP
View
B+
Retailer 16
-
$7,332 USD
View
B
Retailer 17
-
$7,630 USD
€7,267 EUR
View
Retailer 18
-
$7,730 USD
View
Price last confirmed 17 days ago
B
Retailer 19
-
$8,618 USD
ZAR 139,221 ZAR
View
B
Retailer 20
-
$10,334 USD
£8,137 GBP
View
Most Expensive
B
NZ Jewellers
f4a04218-fbca-43b1-aa79-c7b39ec024e8 · Oct 30
$11,731 USD
View
20 more retailers have this diamond
Prices start from $5,340 USDSave up to $6,391 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 Round
$5,340 USD