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Radiant|Natural|GIA

1.54ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 2235204532

Certificate GIA 2235204532

Diamond specifications and retailer prices

From $10,036 AUD
As of November 6, 2026
Save $7,480 AUD (43%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $17,517 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.54ct natural radiant diamond

This 1.54ct natural radiant 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 stated by the retailer rather than the lab and certified by GIA 2235204532. Listed at 6 retailers as of November 4, 2026, with prices from $10,036 to $17,517, a $7,480 spread on the same certified stone. MOH London lists it at $17,517. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2235204532
Dimensions6.72 × 5.90 × 4.66 mm
L/W Ratio1.14
Top View
6.72 mm5.90 mm1.54 ctE / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 2235204532
Side View
Table 66.0%CrownGirdle: ThickPavilionCulet: NoneDepth 79.0%

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: Nov 6
Current: $17,517 AUD|Low: $10,945 AUD|High: $17,774 AUD|Avg: $13,396 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 7, 2026
Retailer 5$10,945 AUD
Retailer 2$11,888 AUD
Retailer 4$12,199 AUD
Retailer 3$13,992 AUD
MOH London$17,517 AUD

45 data points across 5 retailers

6 retailers$10,036 AUD to $17,517 AUD

A
Cheapest Retailer
-
$10,036 AUD
Retailer 2
-
$10,945 AUD
View
Price last confirmed 17 days ago
B+
Retailer 3
-
$11,888 AUD
View
Retailer 4
-
$12,199 AUD
View
Price last confirmed 16 days ago
B
Retailer 5
-
$13,992 AUD
View
Most Expensive
B
MOH London
C76434E5B · Nov 4
$17,517 AUD
£9,477 GBP
View
5 more retailers have this diamond
Prices start from $10,036 AUDSave up to $7,480 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 Radiant
$10,036 AUD