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Round|Natural|GIA

1.53ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2245095616

Certificate GIA 2245095616

Diamond specifications and retailer prices

From $5,445 USD
As of November 7, 2026
Save $4,954 USD (48%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $10,399 USD at NZ Jewellers · As of November 7, 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 2245095616. Listed at 15 retailers as of November 7, 2026, with prices from $5,445 to $10,399, a $4,954 spread on the same certified stone. NZ Jewellers lists it at $10,399. 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 angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2245095616
Dimensions7.28 × 7.33 × 4.58 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Needle
Top View
7.28 mm7.33 mm1.53 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245095616
Side View
Table 59.0%Crown 36°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.6%

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 7
Current: $10,399 USD|Low: $5,445 USD|High: $10,399 USD|Avg: $6,914 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
November 7, 2026
Retailer 2$5,445 USD
Retailer 7$5,738 USD
Retailer 13$5,867 USD
Retailer 3$5,935 USD
Retailer 5$6,217 USD
Retailer 6$6,217 USD
Retailer 15$6,218 USD
Retailer 11$6,342 USD
Retailer 9$6,401 USD
Retailer 10$6,600 USD
Retailer 4$7,174 USD
Retailer 14$7,586 USD
Retailer 8$7,734 USD
Retailer 12$9,110 USD
NZ Jewellers$10,399 USD

17 data points across 15 retailers

15 retailers$5,445 USD to $10,399 USD

A
Cheapest Retailer
-
$5,445 USD
B+
Retailer 2
-
$5,738 USD
View
Final sale: no returns
A
Retailer 3
-
$5,867 USD
View
B+
Retailer 4
-
$5,935 USD
View
B+
Retailer 5
-
$6,217 USD
View
B+
Retailer 6
-
$6,217 USD
View
B+
Retailer 7
-
$6,218 USD
View
B+
Retailer 8
-
$6,342 USD
View
B+
Retailer 9
-
$6,401 USD
View
B+
Retailer 10
-
$6,600 USD
View
B+
Retailer 11
-
$7,174 USD
View
B
Retailer 12
-
$7,586 USD
View
B+
Retailer 13
-
$7,734 USD
View
B
Retailer 14
-
$9,110 USD
View
Most Expensive
B
NZ Jewellers
4e32699a-378c-4daf-ac9e-4a330651a552 · Nov 7
$10,399 USD
View
14 more retailers have this diamond
Prices start from $5,445 USDSave up to $4,954 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
$5,445 USD