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Round|Natural|GIA

1.55ct M I1 Round Natural Diamond

EX • M/I1 • GIA 2397703262

Certificate GIA 2397703262

Diamond specifications and retailer prices

From $3,478 AUD
As of November 1, 2026
Save $4,173 AUD (55%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,651 AUD at NZ Jewellers · As of November 5, 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 M colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2397703262. Listed at 8 retailers as of November 1, 2026, with prices from $3,478 to $7,651, a $4,173 spread on the same certified stone. NZ Jewellers lists it at $7,651. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
M
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2397703262
Dimensions7.44 × 7.41 × 4.58 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.44 mm7.41 mm1.55 ctM / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2397703262
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $7,651 AUD|Low: $3,478 AUD|High: $7,651 AUD|Avg: $4,397 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8$3,478 AUD
Retailer 7$3,563 AUD
Retailer 4$3,978 AUD
Retailer 6$3,978 AUD
Retailer 3$4,131 AUD
Retailer 5$4,591 AUD
Retailer 2$4,787 AUD
NZ Jewellers$7,651 AUD

24 data points across 8 retailers

8 retailers$3,478 AUD to $7,651 AUD

B+
Cheapest Retailer
-
$3,478 AUD
B+
Retailer 2
-
$3,563 AUD
View
Retailer 3
-
$3,978 AUD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$3,978 AUD
View
B+
Retailer 5
-
$4,131 AUD
View
B
Retailer 6
-
$4,591 AUD
View
B
Retailer 7
-
$4,787 AUD
View
Most Expensive
C
NZ Jewellers
9fa7bc7a-6589-4118-b489-3c4f89fab818 · Nov 5
$7,651 AUD
$5,356 USD
View
7 more retailers have this diamond
Prices start from $3,478 AUDSave up to $4,173 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.

B+
1.55ct Round
$3,478 AUD