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Heart|Natural|GIA

1.50ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 1385183261

Certificate GIA 1385183261

Diamond specifications and retailer prices

From €3,368 EUR
HK$29,400 HKD
As of November 1, 2026
Save €4,307 EUR (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €7,675 EUR 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1385183261. Listed at 18 retailers as of October 30, 2026, with prices from €3,368 to €7,675, a €4,307 spread on the same certified stone. NZ Jewellers lists it at €7,675. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1385183261
Dimensions7.23 × 7.55 × 4.70 mm
L/W Ratio1.04
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Indented Natural
Top View
7.23 mm7.55 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1385183261
Side View
Table 56.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 62.2%

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: €4,476 EUR|Low: €3,180 EUR|High: €7,397 EUR|Avg: €4,650 EUR|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4€3,368 EUR
Retailer 6€3,836 EUR
Retailer 7€4,158 EUR
Retailer 1€4,476 EUR
Retailer 3€4,581 EUR
Retailer 5€5,193 EUR
Retailer 2€7,309 EUR

38 data points across 7 retailers

18 retailers€3,368 EUR to €7,675 EUR

A
Cheapest Retailer
-
€3,368 EUR
HK$29,400 HKD
A
Retailer 2
-
€3,432 EUR
$3,834 USD
View
A
Retailer 3
-
€3,634 EUR
A$6,246 AUD
View
B+
Retailer 4
-
€3,836 EUR
$4,286 USD
View
Final sale: no returns
B+
Retailer 5
-
€3,869 EUR
$4,323 USD
View
B+
Retailer 6
-
€4,158 EUR
$4,645 USD
View
B+
Retailer 7
-
€4,158 EUR
$4,645 USD
View
B+
Retailer 8
-
€4,158 EUR
$4,645 USD
View
B+
Retailer 9
-
€4,476 EUR
£3,938 GBP
View
B+
Retailer 10
-
€4,581 EUR
£4,030 GBP
View
B+
Retailer 11
-
€4,672 EUR
$5,220 USD
View
B+
Retailer 12
-
€4,672 EUR
$5,220 USD
View
B+
Retailer 13
-
€4,797 EUR
$5,359 USD
View
B+
Retailer 14
-
€4,825 EUR
$5,390 USD
View
Retailer 15
-
€5,065 EUR
$5,659 USD
View
Price last confirmed 9 days ago
B
Retailer 16
-
€5,193 EUR
View
B
Retailer 17
-
€7,309 EUR
£6,430 GBP
View
Most Expensive
B
NZ Jewellers
f1f019c0-b018-49bf-bd4a-caceae3e8451 · Oct 30
€7,675 EUR
$8,575 USD
View
17 more retailers have this diamond
Prices start from €3,368 EURSave up to €4,307 EUR

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
€3,368 EUR