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Round|Natural|GIA

1.55ct E IF Round Natural Diamond

EX • E/IF • GIA 7558188829

Certificate GIA 7558188829

Diamond specifications and retailer prices

From $32,476 AUD
£17,965 GBP
As of October 28, 2026
Save $18,402 AUD (36%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $50,878 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 7558188829. Listed at 15 retailers as of October 28, 2026, with prices from $32,476 to $50,878, a $18,402 spread on the same certified stone. MOH London lists it at $50,878. 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 angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7558188829
Dimensions7.35 × 7.40 × 4.61 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
7.35 mm7.40 mm1.55 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558188829
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: 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: $50,878 AUD|Low: $32,476 AUD|High: $51,218 AUD|Avg: $38,309 AUD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 3$32,476 AUD
Retailer 8$32,566 AUD
Retailer 10$33,199 AUD
Retailer 7$34,277 AUD
Retailer 9$34,823 AUD
Retailer 2$34,914 AUD
Retailer 6$38,749 AUD
Retailer 4$39,102 AUD
Retailer 5$47,355 AUD
MOH London$50,878 AUD

35 data points across 10 retailers

15 retailers$32,476 AUD to $50,878 AUD

A
Cheapest Retailer
-
$32,476 AUD
£17,965 GBP
A
Retailer 2
-
$32,566 AUD
$22,879 USD
View
A
Retailer 3
-
$33,199 AUD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
$34,277 AUD
$24,081 USD
View
Final sale: no returns
B+
Retailer 5
-
$34,823 AUD
$24,465 USD
View
A
Retailer 6
-
$34,914 AUD
£19,314 GBP
View
B+
Retailer 7
-
$36,521 AUD
$25,657 USD
View
B+
Retailer 8
-
$37,556 AUD
$26,385 USD
View
B+
Retailer 9
-
$38,749 AUD
$27,223 USD
View
B+
Retailer 10
-
$39,102 AUD
€26,163 EUR
View
B+
Retailer 11
-
$39,792 AUD
$27,956 USD
View
B+
Retailer 12
-
$40,240 AUD
$28,270 USD
View
B+
Retailer 13
-
$45,906 AUD
$32,251 USD
View
B+
Retailer 14
-
$47,355 AUD
ZAR 537,459 ZAR
View
Most Expensive
B
MOH London
39804F88A · Oct 29
$50,878 AUD
£28,145 GBP
View
14 more retailers have this diamond
Prices start from $32,476 AUDSave up to $18,402 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
$32,476 AUD