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Round|Natural|GIA

1.55ct I FL Round Natural Diamond

EX • I/FL • GIA 1509828141

Certificate GIA 1509828141

Diamond specifications and retailer prices

From $13,252 AUD
As of November 5, 2026
Save $7,380 AUD (36%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $20,632 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 I colour (near-colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1509828141. Listed at 5 retailers as of November 5, 2026, with prices from $13,252 to $20,632, a $7,380 spread on the same certified stone. NZ Jewellers lists it at $20,632. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1509828141
Dimensions7.33 × 7.38 × 4.62 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
7.33 mm7.38 mm1.55 ctI / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1509828141
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

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: $20,632 AUD|Low: $11,525 AUD|High: $21,753 AUD|Avg: $16,571 AUD|-5.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 4, 2026
Retailer 5$13,252 AUD
Retailer 4$13,664 AUD
Retailer 3$15,491 AUD
Retailer 2$19,280 AUD
NZ Jewellers$20,632 AUD

25 data points across 5 retailers

5 retailers$13,252 AUD to $20,632 AUD

A
Cheapest Retailer
-
$13,252 AUD
B+
Retailer 2
-
$13,664 AUD
View
Final sale: no returns
B+
Retailer 3
-
$15,491 AUD
View
B+
Retailer 4
-
$19,280 AUD
View
Most Expensive
B
NZ Jewellers
f50cd8c4-190d-40ba-813c-1ac5426c84d5 · Nov 5
$20,632 AUD
$14,443 USD
View
4 more retailers have this diamond
Prices start from $13,252 AUDSave up to $7,380 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
$13,252 AUD