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Heart|Natural|GIA

1.51ct I VS2 Heart Natural Diamond

EX • I/VS2 • GIA 1528852908

Certificate GIA 1528852908

Diamond specifications and retailer prices

From $3,451 USD
As of October 31, 2026
Save $667 USD (16%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,118 USD at Blue Nile · As of October 31, 2026
View at Blue Nile

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 VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1528852908. Listed at 6 retailers as of October 31, 2026, with prices from $3,451 to $4,118, a $667 spread on the same certified stone. Blue Nile lists it at $4,118. 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
Color
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1528852908
Dimensions7.31 × 7.63 × 4.69 mm
L/W Ratio1.04
Culet sizeNone
Key to symbols
Cloud, Crystal, Needle, Indented Natural, Natural
Top View
7.31 mm7.63 mm1.51 ctI / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1528852908
Side View
Table 64.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 61.4%

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: Oct 31
Current: $4,118 USD|Low: $3,197 USD|High: $5,061 USD|Avg: $3,916 USD|-18.6%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 5$3,451 USD
Retailer 4$3,542 USD
Retailer 2$3,686 USD
Retailer 6$3,711 USD
Retailer 3$3,727 USD
Blue Nile$4,118 USD

44 data points across 6 retailers

6 retailers$3,451 USD to $4,118 USD

A
Cheapest Retailer
-
$3,451 USD
A
Retailer 2
-
$3,542 USD
View
Final sale: no returns
A
Retailer 3
-
$3,686 USD
£2,902 GBP
View
A
Retailer 4
-
$3,711 USD
SGD 5,015 SGD
View
A
Retailer 5
-
$3,727 USD
₹354,946 INR
View
Most Expensive
A
Blue Nile
25819405 · Oct 31
$4,118 USD
View
5 more retailers have this diamond
Prices start from $3,451 USDSave up to $667 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
$3,451 USD