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Heart|Natural|GIA

1.51ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 2245113210

Certificate GIA 2245113210

Diamond specifications and retailer prices

From $2,824 USD
As of October 31, 2026
Save $786 USD (22%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $3,610 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded D 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 2245113210. Listed at 5 retailers as of October 31, 2026, with prices from $2,824 to $3,610, a $786 spread on the same certified stone. Brilliant Earth lists it at $3,610. 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
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceVery Strong
OriginNatural
Grading LabGIA
CertificateGIA 2245113210
Dimensions6.90 × 7.86 × 4.70 mm
L/W Ratio1.14
Top View
6.90 mm7.86 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceVery Strong
CertificateGIA 2245113210
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 59.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $3,610 USD|Low: $2,824 USD|High: $3,610 USD|Avg: $3,242 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 4$2,824 USD
Retailer 3$3,045 USD
Retailer 2$3,330 USD
Retailer 5$3,403 USD
Brilliant Earth$3,610 USD

2 data points across 5 retailers

5 retailers$2,824 USD to $3,610 USD

A
Cheapest Retailer
-
$2,824 USD
A
Retailer 2
-
$3,045 USD
View
A
Retailer 3
-
$3,330 USD
£2,622 GBP
View
A
Retailer 4
-
$3,403 USD
SGD 4,599 SGD
View
Most Expensive
A
Brilliant Earth
22381403A · Oct 31
$3,610 USD
View
4 more retailers have this diamond
Prices start from $2,824 USDSave up to $786 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
$2,824 USD