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Heart|Natural|GIA

1.51ct I VS1 Heart Natural Diamond

EX • I/VS1 • GIA 2554825390

Certificate GIA 2554825390

Diamond specifications and retailer prices

From $13,276 NZD
$7,470 USD
As of November 2, 2026
Save $10,779 NZD (45%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $24,056 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554825390. Listed at 16 retailers as of October 30, 2026, with prices from $13,276 to $24,056, a $10,779 spread on the same certified stone. NZ Jewellers lists it at $24,056. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554825390
Dimensions7.91 × 6.80 × 4.65 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Needle
Top View
7.91 mm6.80 mm1.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554825390
Side View
Table 56.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 58.8%

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 2
Current: $24,056 NZD|Low: $11,656 NZD|High: $24,056 NZD|Avg: $15,645 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 11$11,688 NZD
Retailer 5$13,276 NZD
Retailer 2$13,361 NZD
Retailer 8$13,568 NZD
Retailer 13$13,614 NZD
Retailer 12$13,783 NZD
Retailer 6$14,384 NZD
Retailer 4$14,546 NZD
Retailer 14$14,604 NZD
Retailer 7$15,713 NZD
Retailer 3$16,596 NZD
Retailer 10$17,670 NZD
Retailer 9$20,046 NZD
NZ Jewellers$24,056 NZD

35 data points across 14 retailers

16 retailers$13,276 NZD to $24,056 NZD

Retailer 1
-
$11,688 NZD
€6,263 EUR
Price last confirmed 8 days ago
B+
Retailer 2
-
$13,276 NZD
$7,470 USD
View
Final sale: no returns
B+
Retailer 3
-
$13,361 NZD
£5,920 GBP
View
B+
Retailer 4
-
$13,568 NZD
£6,011 GBP
View
B+
Retailer 5
-
$13,614 NZD
$7,660 USD
View
Retailer 6
-
$13,783 NZD
A$11,931 AUD
View
Price last confirmed 11 days ago
B
Retailer 7
-
$14,384 NZD
$8,093 USD
View
B+
Retailer 8
-
$14,546 NZD
$8,184 USD
View
B+
Retailer 9
-
$14,604 NZD
$8,217 USD
View
B+
Retailer 10
-
$15,547 NZD
£6,888 GBP
View
B+
Retailer 11
-
$15,713 NZD
€8,420 EUR
View
Retailer 12
-
$16,596 NZD
$9,338 USD
View
Price last confirmed 65 days ago
B
Retailer 13
-
$16,596 NZD
$9,338 USD
View
B
Retailer 14
-
$17,670 NZD
ZAR 160,615 ZAR
View
B
Retailer 15
-
$20,046 NZD
£8,881 GBP
View
Most Expensive
B
NZ Jewellers
27cb4e46-107a-4e72-8a6b-0536dfed661a · Oct 30
$24,056 NZD
$13,535 USD
View
15 more retailers have this diamond
Prices start from $13,276 NZDSave up to $10,779 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 Heart
$13,276 NZD