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Round|Natural|GIA

1.54ct E SI2 Round Natural Diamond

ID • E/SI2 • GIA 06

Certificate GIA 06

Diamond specifications and retailer prices

From $7,963 AUD
$5,595 USD
As of October 28, 2026
Save $8,672 AUD (52%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $16,635 AUD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.54ct natural round diamond

This 1.54ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 12 retailers as of October 27, 2026, with prices from $7,963 to $16,635, a $8,672 spread on the same certified stone. NZ Jewellers lists it at $16,635. 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

1.54
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 06
Dimensions7.34 × 7.37 × 4.60 mm
L/W Ratio1.00
Top View
7.34 mm7.37 mm1.54 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 06
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.5%

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 28
Current: $16,635 AUD|Low: $7,963 AUD|High: $16,635 AUD|Avg: $10,374 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3$7,963 AUD
Retailer 4$9,010 AUD
Retailer 5$9,010 AUD
Retailer 6$9,010 AUD
Retailer 8$9,373 AUD
Retailer 7$10,397 AUD
Retailer 2$10,621 AUD
NZ Jewellers$16,635 AUD

43 data points across 8 retailers

12 retailers$7,963 AUD to $16,635 AUD

A
Cheapest Retailer
-
$7,963 AUD
$5,595 USD
A
Retailer 2
-
$9,010 AUD
$6,330 USD
View
A
Retailer 3
-
$9,010 AUD
$6,330 USD
View
Price last confirmed 22 days ago
A
Retailer 4
-
$9,010 AUD
$6,330 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$9,010 AUD
$6,330 USD
View
A
Retailer 6
-
$9,010 AUD
$6,330 USD
View
A
Retailer 7
-
$9,373 AUD
$6,585 USD
View
A
Retailer 8
-
$10,397 AUD
$7,304 USD
View
Price last confirmed 22 days ago
A
Retailer 9
-
$10,397 AUD
$7,304 USD
View
A
Retailer 10
-
$10,621 AUD
£5,875 GBP
View
B
Retailer 11
-
$16,635 AUD
$11,687 USD
View
Price last confirmed 23 days ago
Most Expensive
B
NZ Jewellers
8e8f889c-0434-418a-8a81-23521c752228 · Oct 27
$16,635 AUD
$11,687 USD
View
11 more retailers have this diamond
Prices start from $7,963 AUDSave up to $8,672 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
1.54ct Round
$7,963 AUD