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Round|Natural|GIA

0.51ct K I2 Round Natural Diamond

VG • K/I2 • GIA 1246095547

Certificate GIA 1246095547

Diamond specifications and retailer prices

From $1,041 NZD
As of November 5, 2026
Save $644 NZD (38%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,602 NZD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and I2 clarity (included), with a very-good cut grade and certified by GIA 1246095547. Listed at 6 retailers as of November 4, 2026, with a 62% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
K
Colour
I2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceMedium
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1246095547
Dimensions5.08 × 5.10 × 3.19 mm
L/W Ratio1.00
Girdle conditionBruted
Culet sizeNone
Top View
5.08 mm5.10 mm0.51 ctK / I2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1246095547
Side View
Table 58.0%Crown 36°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 62.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,602 NZD|Low: $1,041 NZD|High: $3,602 NZD|Avg: $1,559 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 4, 2026
Retailer 6$1,041 NZD
Retailer 4$1,121 NZD
Retailer 5$1,121 NZD
Retailer 3$1,201 NZD
Retailer 2$1,685 NZD
NZ Jewellers$3,602 NZD

12 data points across 6 retailers

6 retailers$1,041 NZD to $1,685 NZD

B
Cheapest Retailer
-
$1,041 NZD
Retailer 2
-
$1,121 NZD
View
Price last confirmed 8 days ago
B
Retailer 3
-
$1,121 NZD
View
B
Retailer 4
-
$1,201 NZD
View
C
Retailer 5
-
$1,685 NZD
View
Most Expensive
NZ Jewellers
8e6456a7-2f02-4f9f-8ce5-ac462b208317 · Nov 4
$3,602 NZD
$2,025 USD
View
Price under review
5 more retailers have this diamond
Prices start from $1,041 NZDSave up to $644 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.

B
0.51ct Round
$1,041 NZD