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Heart|Natural|GIA

1.53ct I SI2 Heart Natural Diamond

ID • I/SI2 • GIA 250000306035

Shape and cutting style on the report: Heart

Certificate GIA 250000306035

Diamond specifications and retailer prices

From $2,582 USD
As of October 29, 2026
Save $2,816 USD (52%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,398 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.53ct natural heart diamond

This 1.53ct natural heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 250000306035. Listed at 6 retailers as of October 30, 2026, with prices from $2,582 to $5,398, a $2,816 spread on the same certified stone. NZ Jewellers lists it at $5,398. 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

1.53
Carat
I
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 250000306035
Dimensions7.92 × 6.63 × 4.84 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizePointed
Top View
7.92 mm6.63 mm1.53 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 250000306035
Side View
Table 63.0%CrownGirdle: MediumPavilionCulet: NoneDepth 61.0%

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: Oct 29
Current: $5,398 USD|Low: $2,582 USD|High: $5,398 USD|Avg: $3,133 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 2$2,582 USD
Retailer 4$2,582 USD
Retailer 5$2,701 USD
Retailer 3$2,979 USD
Retailer 6$3,060 USD
NZ Jewellers$5,398 USD

4 data points across 6 retailers

6 retailers$2,582 USD to $5,398 USD

A
Cheapest Retailer
-
$2,582 USD
A
Retailer 2
-
$2,582 USD
View
A
Retailer 3
-
$2,701 USD
View
A
Retailer 4
-
$2,979 USD
View
A
Retailer 5
-
$3,060 USD
View
Most Expensive
B+
NZ Jewellers
86e0e102-8a40-4082-9229-3c59bc0d5f9f · Oct 30
$5,398 USD
View
5 more retailers have this diamond
Prices start from $2,582 USDSave up to $2,816 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
1.53ct Heart
$2,582 USD