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Round|Natural|GIA

1.55ct I IF Round Natural Diamond

EX • I/IF • GIA 2146142276

Certificate GIA 2146142276

Diamond specifications and retailer prices

From $10,668 AUD
As of November 5, 2026
Save $12,474 AUD (54%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $23,142 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2146142276. Listed at 21 retailers as of October 30, 2026, with prices from $10,668 to $23,142, a $12,474 spread on the same certified stone. NZ Jewellers lists it at $23,142. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2146142276
Dimensions7.41 × 7.45 × 4.60 mm
L/W Ratio1.01
Top View
7.41 mm7.45 mm1.55 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2146142276
Side View
Table 57.0%Crown 34.5°Girdle: MED-MEDPavilion 41.2°Culet: NoneDepth 61.9%

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: Nov 5
Current: $12,705 AUD|Low: $10,301 AUD|High: $19,515 AUD|Avg: $13,843 AUD|-2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 3$10,668 AUD
Retailer 8$12,399 AUD
Retailer 1$12,705 AUD
Retailer 7$12,771 AUD
Retailer 6$12,781 AUD
Retailer 4$14,554 AUD
Retailer 2$16,881 AUD
Retailer 5$19,386 AUD

37 data points across 8 retailers

21 retailers$10,668 AUD to $23,142 AUD

A
Cheapest Retailer
-
$10,668 AUD
Retailer 2
-
$11,328 AUD
View
Price last confirmed 25 days ago
A
Retailer 3
-
$11,959 AUD
View
A
Retailer 4
-
$12,399 AUD
View
A
Retailer 5
-
$12,671 AUD
View
A
Retailer 6
-
$12,705 AUD
View
A
Retailer 7
-
$12,771 AUD
View
Final sale: no returns
Retailer 8
-
$12,772 AUD
View
Price last confirmed 8 days ago
Retailer 9
-
$12,781 AUD
View
Price last confirmed 14 days ago
B+
Retailer 10
-
$13,834 AUD
View
Retailer 11
-
$13,836 AUD
View
Price last confirmed 56 days ago
Retailer 12
-
$13,836 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$13,866 AUD
View
Retailer 14
-
$14,049 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$14,554 AUD
View
Retailer 16
-
$15,965 AUD
View
Price last confirmed 60 days ago
B+
Retailer 17
-
$15,965 AUD
View
B+
Retailer 18
-
$16,881 AUD
View
Retailer 19
-
$19,386 AUD
View
Price last confirmed 8 days ago
Retailer 20
-
$23,142 AUD
View
Price last confirmed 57 days ago
Most Expensive
B
NZ Jewellers
d2366f08-e6a4-444e-bc5a-3b502dc64fa4 · Oct 30
$23,142 AUD
$16,200 USD
View
20 more retailers have this diamond
Prices start from $10,668 AUDSave up to $12,474 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
$10,668 AUD