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Round|Natural|GIA

0.57ct K I1 Round Natural Diamond

EX • K/I1 • GIA 6435131187

Certificate GIA 6435131187

Diamond specifications and retailer prices

From $503 NZD
As of November 5, 2026
Save $619 NZD (55%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,665 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.57ct natural round diamond

This 0.57ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6435131187. Listed at 9 retailers as of November 5, 2026, with a 123% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.57
Carat
K
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6435131187
Dimensions5.40 × 5.36 × 3.30 mm
L/W Ratio1.01
Top View
5.40 mm5.36 mm0.57 ctK / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6435131187
Side View
Table 57.0%Crown 31.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.4%

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: $2,665 NZD|Low: $503 NZD|High: $2,665 NZD|Avg: $1,017 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 2$503 NZD
Retailer 7$696 NZD
Retailer 4$749 NZD
Retailer 9$749 NZD
Retailer 5$758 NZD
Retailer 8$802 NZD
Retailer 6$957 NZD
Retailer 3$1,122 NZD
NZ Jewellers$2,665 NZD

44 data points across 9 retailers

9 retailers$503 NZD to $1,122 NZD

A
Cheapest Retailer
-
$503 NZD
B+
Retailer 2
-
$591 NZD
View
Retailer 3
-
$696 NZD
View
Price last confirmed 9 days ago
Retailer 4
-
$749 NZD
View
Price last confirmed 8 days ago
Retailer 5
-
$749 NZD
View
Price last confirmed 9 days ago
Retailer 6
-
$802 NZD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
$957 NZD
View
B+
Retailer 8
-
$1,122 NZD
View
Most Expensive
NZ Jewellers
ef876320-ccc2-4253-a8f0-bf31b4c94bc6 · Oct 30
$2,665 NZD
$1,498 USD
View
Price last confirmed 7 days ago
8 more retailers have this diamond
Prices start from $503 NZDSave up to $619 NZD

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
0.57ct Round
$503 NZD