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Round|Natural|GIA

1.51ct K I1 Round Natural Diamond

EX • K/I1 • GIA 2416348482

Certificate GIA 2416348482

Diamond specifications and retailer prices

From $4,166 NZD
As of November 6, 2026
Save $5,584 NZD (57%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $9,750 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2416348482. Listed at 9 retailers as of November 5, 2026, with prices from $4,166 to $9,750, a $5,584 spread on the same certified stone. NZ Jewellers lists it at $9,750. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
K
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2416348482
Dimensions7.35 × 7.30 × 4.58 mm
L/W Ratio1.01
Top View
7.35 mm7.30 mm1.51 ctK / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2416348482
Side View
Table 56.0%CrownGirdlePavilionCulet: NoneDepth 62.6%

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 6
Current: $9,750 NZD|Low: $4,143 NZD|High: $9,750 NZD|Avg: $5,940 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 4$4,166 NZD
Retailer 3$4,630 NZD
Retailer 11$5,013 NZD
Retailer 9$5,148 NZD
Retailer 5$5,596 NZD
Retailer 7$5,596 NZD
Retailer 6$5,812 NZD
Retailer 8$6,457 NZD
Retailer 2$6,502 NZD
Retailer 10$6,783 NZD
NZ Jewellers$9,750 NZD

18 data points across 11 retailers

9 retailers$4,166 NZD to $9,750 NZD

B+
Cheapest Retailer
-
$4,166 NZD
B+
Retailer 2
-
$5,013 NZD
View
B+
Retailer 3
-
$5,148 NZD
View
B+
Retailer 4
-
$5,596 NZD
View
Retailer 5
-
$5,596 NZD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$5,812 NZD
View
B+
Retailer 7
-
$6,457 NZD
View
B+
Retailer 8
-
$6,502 NZD
View
Most Expensive
B
NZ Jewellers
904d0a97-e942-4d7a-b8f6-165c807bffa8 · Nov 5
$9,750 NZD
$5,481 USD
View
8 more retailers have this diamond
Prices start from $4,166 NZDSave up to $5,584 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+
1.51ct Round
$4,166 NZD