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Round|Natural|GIA

1.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2546061157

Certificate GIA 2546061157

Diamond specifications and retailer prices

From $7,721 AUD
$5,424 USD
As of October 27, 2026
Save $7,629 AUD (50%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $15,349 AUD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2546061157. Listed at 8 retailers as of October 26, 2026, with prices from $7,721 to $15,349, a $7,629 spread on the same certified stone. Wholesale Diamonds Direct lists it at $15,349. 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

1.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2546061157
Dimensions7.29 × 7.25 × 4.57 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.29 mm7.25 mm1.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546061157
Side View
Table 58.0%Crown 34.5°Girdle: THN-STKPavilion 41.8°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $8,229 AUD|Low: $6,714 AUD|High: $15,638 AUD|Avg: $9,814 AUD|-5.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
October 28, 2026
Retailer 10$6,714 AUD
Retailer 4$7,721 AUD
Retailer 1$8,229 AUD
Retailer 5$8,563 AUD
Retailer 9$9,357 AUD
Retailer 6$9,458 AUD
Retailer 2$10,401 AUD
Retailer 7$10,647 AUD
Retailer 8$10,647 AUD
Retailer 3$11,003 AUD
Wholesale Diamonds Direct$15,349 AUD

29 data points across 11 retailers

8 retailers$7,721 AUD to $15,349 AUD

A
Cheapest Retailer
-
$7,721 AUD
$5,424 USD
A
Retailer 2
-
$8,229 AUD
SGD 7,812 SGD
View
A
Retailer 3
-
$8,563 AUD
SGD 8,130 SGD
View
A
Retailer 4
-
$9,458 AUD
$6,645 USD
View
A
Retailer 5
-
$10,647 AUD
$7,480 USD
View
A
Retailer 6
-
$10,647 AUD
$7,480 USD
View
A
Retailer 7
-
$11,003 AUD
$7,730 USD
View
Most Expensive
B
Wholesale Diamonds Direct
329389345 · Oct 26
$15,349 AUD
$10,783 USD
View
7 more retailers have this diamond
Prices start from $7,721 AUDSave up to $7,629 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
1.50ct Round
$7,721 AUD