Round|Natural|GIA

1.51ct K I1 Round Natural Diamond

EX • K/I1 • GIA 2416348482

Certificate GIA 2416348482

Diamond specifications and retailer prices

From $2,342 USD
As of November 6, 2026
Save $3,139 USD (57%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,481 USD 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 $2,342 to $5,481, a $3,139 spread on the same certified stone. NZ Jewellers lists it at $5,481. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $5,481 USD|Low: $2,329 USD|High: $5,481 USD|Avg: $3,339 USD
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$2,342 USD
Retailer 3$2,603 USD
Retailer 11$2,818 USD
Retailer 9$2,894 USD
Retailer 5$3,146 USD
Retailer 7$3,146 USD
Retailer 6$3,267 USD
Retailer 8$3,630 USD
Retailer 2$3,655 USD
Retailer 10$3,813 USD
NZ Jewellers$5,481 USD

18 data points across 11 retailers

9 retailers$2,342 USD to $5,481 USD

B+
Cheapest Retailer
-
$2,342 USD
B+
Retailer 2
-
$2,818 USD
View
B+
Retailer 3
-
$2,894 USD
View
B+
Retailer 4
-
$3,146 USD
View
Retailer 5
-
$3,146 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,267 USD
View
B+
Retailer 7
-
$3,630 USD
View
B+
Retailer 8
-
$3,655 USD
View
Most Expensive
B
NZ Jewellers
904d0a97-e942-4d7a-b8f6-165c807bffa8 · Nov 5
$5,481 USD
View
8 more retailers have this diamond
Prices start from $2,342 USDSave up to $3,139 USD

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
$2,342 USD