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Round|Natural|GIA

1.57ct I FL Round Natural Diamond

EX • I/FL • GIA 6502828105

Certificate GIA 6502828105

Diamond specifications and retailer prices

From $13,419 AUD
As of November 5, 2026
Save $7,472 AUD (36%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $20,892 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.57ct natural round diamond

This 1.57ct 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 6502828105. Listed at 6 retailers as of November 5, 2026, with prices from $13,419 to $20,892, a $7,472 spread on the same certified stone. NZ Jewellers lists it at $20,892. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
I
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6502828105
Dimensions7.39 × 7.43 × 4.63 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.39 mm7.43 mm1.57 ctI / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6502828105
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°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: Nov 5
Current: $20,892 AUD|Low: $11,672 AUD|High: $22,029 AUD|Avg: $16,508 AUD|-5.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 4, 2026
Retailer 5$13,419 AUD
Retailer 4$13,836 AUD
Retailer 6$15,112 AUD
Retailer 3$15,132 AUD
Retailer 2$19,523 AUD
NZ Jewellers$20,892 AUD

25 data points across 6 retailers

6 retailers$13,419 AUD to $20,892 AUD

A
Cheapest Retailer
-
$13,419 AUD
B+
Retailer 2
-
$13,836 AUD
View
Final sale: no returns
B+
Retailer 3
-
$15,112 AUD
View
B+
Retailer 4
-
$15,132 AUD
View
B+
Retailer 5
-
$19,523 AUD
View
Most Expensive
B
NZ Jewellers
dda40b00-d56a-4ef8-b9db-72761158c9f3 · Nov 5
$20,892 AUD
$14,625 USD
View
5 more retailers have this diamond
Prices start from $13,419 AUDSave up to $7,472 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
1.57ct Round
$13,419 AUD