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Round|Natural|GIA

1.55ct E IF Round Natural Diamond

EX • E/IF • GIA 6551586093

Certificate GIA 6551586093

Diamond specifications and retailer prices

From $21,534 AUD
£11,925 GBP
As of October 28, 2026
Save $10,958 AUD (34%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $32,492 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 6551586093. Listed at 18 retailers as of October 28, 2026, with prices from $21,534 to $32,492, a $10,958 spread on the same certified stone. MOH London lists it at $32,492. 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
FluorescenceFaint
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6551586093
Dimensions7.38 × 7.43 × 4.57 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Top View
7.38 mm7.43 mm1.55 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551586093
Side View
Table 59.0%Crown 34°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
A+
Exceptional
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: $32,492 AUD|Low: $20,937 AUD|High: $32,709 AUD|Avg: $24,444 AUD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 3$21,534 AUD
Retailer 6$21,744 AUD
Retailer 7$21,890 AUD
Retailer 4$22,374 AUD
Retailer 8$22,466 AUD
Retailer 9$23,815 AUD
Retailer 2$25,069 AUD
Retailer 5$30,241 AUD
MOH London$32,492 AUD

44 data points across 9 retailers

18 retailers$21,534 AUD to $32,492 AUD

A+
Cheapest Retailer
-
$21,534 AUD
£11,925 GBP
A+
Retailer 2
-
$21,744 AUD
View
A
Retailer 3
-
$21,890 AUD
$15,395 USD
View
Final sale: no returns
A+
Retailer 4
-
$22,374 AUD
$15,735 USD
View
A
Retailer 5
-
$22,466 AUD
$15,800 USD
View
A
Retailer 6
-
$22,841 AUD
$16,064 USD
View
Price last confirmed 21 days ago
A
Retailer 7
-
$23,815 AUD
£13,188 GBP
View
A
Retailer 8
-
$24,364 AUD
$17,135 USD
View
Price last confirmed 29 days ago
A
Retailer 9
-
$24,745 AUD
$17,403 USD
View
Price last confirmed 51 days ago
A
Retailer 10
-
$24,745 AUD
$17,403 USD
View
Price last confirmed 21 days ago
A
Retailer 11
-
$25,069 AUD
€16,791 EUR
View
A
Retailer 12
-
$25,697 AUD
$18,072 USD
View
Price last confirmed 59 days ago
A
Retailer 13
-
$25,697 AUD
$18,072 USD
View
Price last confirmed 53 days ago
A
Retailer 14
-
$25,697 AUD
$18,072 USD
View
Price last confirmed 29 days ago
A
Retailer 15
-
$29,317 AUD
$20,618 USD
View
Price last confirmed 57 days ago
A
Retailer 16
-
$29,317 AUD
$20,618 USD
View
Price last confirmed 31 days ago
A
Retailer 17
-
$30,241 AUD
ZAR 343,584 ZAR
View
Most Expensive
A
MOH London
B6750665E · Oct 29
$32,492 AUD
£17,993 GBP
View
17 more retailers have this diamond
Prices start from $21,534 AUDSave up to $10,958 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
$21,534 AUD