Heart|Natural|GIA

1.51ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 2536656053

Certificate GIA 2536656053

Diamond specifications and retailer prices

From $4,566 USD
As of November 4, 2026
Save $5,100 USD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,666 USD 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2536656053. Listed at 16 retailers as of November 4, 2026, with prices from $4,566 to $9,666, a $5,100 spread on the same certified stone. NZ Jewellers lists it at $9,666. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.52°
Pavilion angle43.36°
OriginNatural
Grading LabGIA
CertificateGIA 2536656053
Dimensions7.91 × 6.95 × 4.73 mm
L/W Ratio1.14
Top View
7.91 mm6.95 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2536656053
Side View
Table 58.0%Crown 35.52°Girdle: STK-VTKPavilion 43.36°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $9,666 USD|Low: $4,028 USD|High: $9,666 USD|Avg: $6,128 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5$4,833 USD
Retailer 6$5,236 USD
Retailer 8$5,236 USD
Retailer 9$5,236 USD
Retailer 2$5,416 USD
Retailer 7$5,496 USD
Retailer 3$5,549 USD
Retailer 10$5,860 USD
Retailer 4$8,492 USD
NZ Jewellers$9,666 USD

42 data points across 10 retailers

16 retailers$4,566 USD to $9,666 USD

A
Cheapest Retailer
-
$4,566 USD
A
Retailer 2
-
$4,833 USD
View
Final sale: no returns
A
Retailer 3
-
$4,873 USD
View
B+
Retailer 4
-
$5,236 USD
View
B+
Retailer 5
-
$5,236 USD
View
Retailer 6
-
$5,236 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$5,416 USD
View
B+
Retailer 8
-
$5,496 USD
View
B+
Retailer 9
-
$5,549 USD
View
B+
Retailer 10
-
$5,860 USD
View
B+
Retailer 11
-
$5,860 USD
View
B+
Retailer 12
-
$6,041 USD
View
B+
Retailer 13
-
$6,050 USD
View
Retailer 14
-
$6,376 USD
View
Price last confirmed 15 days ago
B
Retailer 15
-
$8,492 USD
View
Most Expensive
B
NZ Jewellers
528a9cc3-07a9-4b8d-9681-79e7814dd6f0 · Nov 5
$9,666 USD
View
15 more retailers have this diamond
Prices start from $4,566 USDSave up to $5,100 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.

A
1.51ct Heart
$4,566 USD