Heart|Natural|GIA

1.50ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 1545694303

Certificate GIA 1545694303

Diamond specifications and retailer prices

From $3,026 USD
₹288,159 INR
As of October 29, 2026
Save $3,770 USD (55%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,796 USD at NZ Jewellers · As of October 27, 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 1545694303. Listed at 14 retailers as of October 27, 2026, with prices from $3,026 to $6,796, a $3,770 spread on the same certified stone. NZ Jewellers lists it at $6,796. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1545694303
Dimensions7.93 × 6.88 × 4.68 mm
L/W Ratio1.15
Girdle conditionThick
Top View
7.93 mm6.88 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1545694303
Side View
Table 55.0%CrownGirdle: MediumPavilionCulet: NoneDepth 58.9%

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 29
Current: $6,796 USD|Low: $3,005 USD|High: $6,907 USD|Avg: $4,284 USD|-1.6%
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
October 29, 2026
Retailer 2$3,026 USD
Retailer 14$3,152 USD
Retailer 3$3,433 USD
Retailer 4$3,545 USD
Retailer 7$3,723 USD
Retailer 12$3,725 USD
Retailer 10$3,972 USD
Retailer 5$4,048 USD
Retailer 6$4,246 USD
Retailer 13$4,300 USD
Retailer 9$4,408 USD
Retailer 11$4,750 USD
Retailer 8$6,558 USD
NZ Jewellers$6,796 USD

25 data points across 14 retailers

14 retailers$3,026 USD to $6,796 USD

A
Cheapest Retailer
-
$3,026 USD
₹288,159 INR
A
Retailer 2
-
$3,152 USD
View
Final sale: no returns
A
Retailer 3
-
$3,433 USD
View
A
Retailer 4
-
$3,545 USD
View
A
Retailer 5
-
$3,723 USD
£2,932 GBP
View
A
Retailer 6
-
$3,725 USD
View
A
Retailer 7
-
$3,972 USD
£3,128 GBP
View
A
Retailer 8
-
$4,048 USD
View
A
Retailer 9
-
$4,246 USD
A$6,533 AUD
View
Price last confirmed 20 days ago
B+
Retailer 10
-
$4,300 USD
View
A
Retailer 11
-
$4,408 USD
€4,198 EUR
View
B+
Retailer 12
-
$4,750 USD
ZAR 76,738 ZAR
View
B
Retailer 13
-
$6,558 USD
£5,164 GBP
View
Most Expensive
B
NZ Jewellers
b9c824c7-c3c5-4a5d-81e4-5e52dfcfde33 · Oct 27
$6,796 USD
View
13 more retailers have this diamond
Prices start from $3,026 USDSave up to $3,770 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
$3,026 USD