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Heart|Natural|GIA

1.51ct I VS1 Heart Natural Diamond

EX • I/VS1 • GIA 7551813967

Certificate GIA 7551813967

Diamond specifications and retailer prices

From $4,640 USD
As of November 5, 2026
Save $1,540 USD (25%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $6,180 USD at GemTrove · As of November 4, 2026
View at GemTrove

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 7551813967. Listed at 6 retailers as of November 4, 2026, with prices from $4,640 to $6,180, a $1,540 spread on the same certified stone. GemTrove lists it at $6,180. 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
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7551813967
Dimensions6.76 × 7.98 × 4.73 mm
L/W Ratio1.18
Culet sizeNone
Key to symbols
Crystal, Needle, Pinpoint
Top View
6.76 mm7.98 mm1.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7551813967
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 59.3%

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 5
Current: $4,640 USD|Low: $4,640 USD|High: $6,139 USD|Avg: $5,321 USD|-1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 1$4,640 USD
Retailer 3$4,934 USD
Retailer 2$5,175 USD
Retailer 5$5,303 USD
Retailer 4$5,830 USD

46 data points across 5 retailers

6 retailers$4,640 USD to $6,180 USD

A
Cheapest Retailer
-
$4,640 USD
A
Retailer 2
-
$4,934 USD
View
A
Retailer 3
-
$5,175 USD
View
A
Retailer 4
-
$5,303 USD
View
A
Retailer 5
-
$5,830 USD
View
Most Expensive
B+
GemTrove
GT-N-01269502-98 · Nov 4
$6,180 USD
A$9,508 AUD
View
5 more retailers have this diamond
Prices start from $4,640 USDSave up to $1,540 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
$4,640 USD