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Heart|Natural|GIA

1.50ct I SI1 Heart Natural Diamond

ID • I/SI1 • GIA 5556934240

Certificate GIA 5556934240

Diamond specifications and retailer prices

From $3,597 USD
HK$28,100 HKD
As of November 1, 2026
Save $4,767 USD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,364 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556934240. Listed at 20 retailers as of October 30, 2026, with prices from $3,597 to $8,364, a $4,767 spread on the same certified stone. NZ Jewellers lists it at $8,364. 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

1.50
Carat
I
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5556934240
Dimensions7.17 × 7.69 × 4.70 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Crystal, Cavity
Top View
7.17 mm7.69 mm1.50 ctI / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556934240
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 61.1%

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 1
Current: $8,364 USD|Low: $3,558 USD|High: $8,364 USD|Avg: $5,091 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 15$3,597 USD
Retailer 2$3,848 USD
Retailer 5$4,235 USD
Retailer 6$4,430 USD
Retailer 11$4,556 USD
Retailer 8$4,574 USD
Retailer 13$4,774 USD
Retailer 4$4,801 USD
Retailer 17$4,801 USD
Retailer 18$4,801 USD
Retailer 10$4,870 USD
Retailer 9$4,890 USD
Retailer 7$4,952 USD
Retailer 16$5,433 USD
Retailer 3$5,539 USD
Retailer 14$5,901 USD
Retailer 12$7,647 USD
NZ Jewellers$8,364 USD

25 data points across 18 retailers

20 retailers$3,597 USD to $8,364 USD

A
Cheapest Retailer
-
$3,597 USD
HK$28,100 HKD
A
Retailer 2
-
$3,848 USD
₹366,456 INR
View
A
Retailer 3
-
$4,235 USD
SGD 5,723 SGD
View
B+
Retailer 4
-
$4,403 USD
View
B+
Retailer 5
-
$4,405 USD
View
B+
Retailer 6
-
$4,430 USD
View
Final sale: no returns
B+
Retailer 7
-
$4,556 USD
£3,587 GBP
View
B+
Retailer 8
-
$4,574 USD
SGD 6,181 SGD
View
B+
Retailer 9
-
$4,774 USD
£3,759 GBP
View
B+
Retailer 10
-
$4,801 USD
View
B+
Retailer 11
-
$4,801 USD
View
B+
Retailer 12
-
$4,801 USD
View
Retailer 13
-
$4,870 USD
A$7,493 AUD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
$4,890 USD
View
B+
Retailer 15
-
$4,952 USD
View
B+
Retailer 16
-
$5,433 USD
€5,174 EUR
View
B+
Retailer 17
-
$5,539 USD
View
B
Retailer 18
-
$5,901 USD
ZAR 95,334 ZAR
View
B
Retailer 19
-
$7,647 USD
£6,021 GBP
View
Most Expensive
B
NZ Jewellers
bb6badf4-3045-4ab7-ba0e-cdeb5d73db84 · Oct 30
$8,364 USD
View
19 more retailers have this diamond
Prices start from $3,597 USDSave up to $4,767 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
1.50ct Heart
$3,597 USD