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Heart|Natural|GIA

1.51ct G VS1 Heart Natural Diamond

EX • G/VS1 • GIA 6551404302

Certificate GIA 6551404302

Diamond specifications and retailer prices

From $10,584 NZD
As of November 1, 2026
Save $13,797 NZD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $24,382 NZD at NZ Jewellers · As of November 5, 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 G 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 6551404302. Listed at 19 retailers as of November 1, 2026, with prices from $10,584 to $24,382, a $13,797 spread on the same certified stone. NZ Jewellers lists it at $24,382. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

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

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.21°
Pavilion angle41.48°
OriginNatural
Grading LabGIA
CertificateGIA 6551404302
Dimensions6.96 × 7.88 × 4.66 mm
L/W Ratio1.13
Culet sizeNone
Key to symbols
Feather
Top View
6.96 mm7.88 mm1.51 ctG / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551404302
Side View
Table 59.0%Crown 36.21°Girdle: STK-THKPavilion 41.48°Culet: NoneDepth 59.2%

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 1
Current: $24,382 NZD|Low: $10,584 NZD|High: $25,115 NZD|Avg: $14,466 NZD|-2.9%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 5, 2026
Retailer 11$10,584 NZD
Retailer 13$10,702 NZD
Retailer 9$11,472 NZD
Retailer 19$11,687 NZD
Retailer 4$12,189 NZD
Retailer 17$12,246 NZD
Retailer 14$12,630 NZD
Retailer 15$13,207 NZD
Retailer 12$13,360 NZD
Retailer 5$13,409 NZD
Retailer 7$14,651 NZD
Retailer 10$14,914 NZD
Retailer 2$15,238 NZD
Retailer 16$15,423 NZD
Retailer 18$15,423 NZD
Retailer 6$15,622 NZD
Retailer 8$15,992 NZD
Retailer 3$20,262 NZD
NZ Jewellers$24,382 NZD

22 data points across 19 retailers

19 retailers$10,584 NZD to $24,382 NZD

A
Cheapest Retailer
-
$10,584 NZD
A
Retailer 2
-
$10,702 NZD
View
A
Retailer 3
-
$11,472 NZD
View
A
Retailer 4
-
$11,687 NZD
View
A
Retailer 5
-
$12,189 NZD
View
Final sale: no returns
A
Retailer 6
-
$12,246 NZD
View
A
Retailer 7
-
$12,630 NZD
View
A
Retailer 8
-
$13,207 NZD
View
A
Retailer 9
-
$13,360 NZD
View
A
Retailer 10
-
$13,409 NZD
View
A
Retailer 11
-
$14,651 NZD
View
A
Retailer 12
-
$14,914 NZD
View
B+
Retailer 13
-
$15,238 NZD
View
B+
Retailer 14
-
$15,423 NZD
View
B+
Retailer 15
-
$15,423 NZD
View
B+
Retailer 16
-
$15,622 NZD
View
B+
Retailer 17
-
$15,992 NZD
View
B+
Retailer 18
-
$20,262 NZD
View
Most Expensive
B
NZ Jewellers
a15cc113-f6db-4a68-9892-8a66d8ba8c49 · Nov 5
$24,382 NZD
$13,706 USD
View
18 more retailers have this diamond
Prices start from $10,584 NZDSave up to $13,797 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
1.51ct Heart
$10,584 NZD