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Round|Natural|GIA

1.55ct E IF Round Natural Diamond

EX • E/IF • GIA 2231745485

Certificate GIA 2231745485

Diamond specifications and retailer prices

From $26,099 AUD
$18,355 USD
As of October 29, 2026
Save $16,664 AUD (39%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $42,763 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2231745485. Listed at 15 retailers as of October 29, 2026, with prices from $26,099 to $42,763, a $16,664 spread on the same certified stone. MOH London lists it at $42,763. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2231745485
Dimensions7.39 × 7.36 × 4.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
7.39 mm7.36 mm1.55 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2231745485
Side View
Table 60.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.6%

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: Oct 29
Current: $42,763 AUD|Low: $25,407 AUD|High: $43,809 AUD|Avg: $32,175 AUD|-1.3%
MOH London
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
October 29, 2026
Retailer 3$26,099 AUD
Retailer 12$27,988 AUD
Retailer 2$28,499 AUD
Retailer 8$28,720 AUD
Retailer 5$30,073 AUD
Retailer 7$30,073 AUD
Retailer 6$30,661 AUD
Retailer 11$31,069 AUD
Retailer 14$31,378 AUD
Retailer 9$31,801 AUD
Retailer 10$32,034 AUD
Retailer 13$32,865 AUD
Retailer 4$38,583 AUD
MOH London$42,763 AUD

42 data points across 14 retailers

15 retailers$26,099 AUD to $42,763 AUD

A
Cheapest Retailer
-
$26,099 AUD
$18,355 USD
Final sale: no returns
A
Retailer 2
-
$26,293 AUD
CA$25,683 CAD
View
A
Retailer 3
-
$27,988 AUD
£15,499 GBP
View
A
Retailer 4
-
$28,499 AUD
$20,043 USD
View
A
Retailer 5
-
$28,720 AUD
$20,198 USD
View
A
Retailer 6
-
$30,073 AUD
$21,150 USD
View
A
Retailer 7
-
$30,073 AUD
$21,150 USD
View
A
Retailer 8
-
$30,661 AUD
SGD 29,140 SGD
View
A
Retailer 9
-
$31,069 AUD
$21,850 USD
View
A
Retailer 10
-
$31,378 AUD
£17,376 GBP
View
A
Retailer 11
-
$31,801 AUD
$22,365 USD
View
A
Retailer 12
-
$32,034 AUD
$22,529 USD
View
A
Retailer 13
-
$32,865 AUD
€22,013 EUR
View
B+
Retailer 14
-
$38,583 AUD
$27,135 USD
View
Most Expensive
B+
MOH London
6077EEE16 · Oct 29
$42,763 AUD
£23,681 GBP
View
14 more retailers have this diamond
Prices start from $26,099 AUDSave up to $16,664 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
1.55ct Round
$26,099 AUD