Heart|Natural|GIA

1.53ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 2537555541

Certificate GIA 2537555541

Diamond specifications and retailer prices

From €3,824 EUR
As of November 6, 2026
Save €3,735 EUR (49%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €7,559 EUR at NZ Jewellers · As of November 5, 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 H 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 2537555541. Listed at 15 retailers as of November 5, 2026, with prices from €3,824 to €7,559, a €3,735 spread on the same certified stone. NZ Jewellers lists it at €7,559. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.58°
Pavilion angle39.08°
OriginNatural
Grading LabGIA
CertificateGIA 2537555541
Dimensions7.09 × 8.12 × 4.49 mm
L/W Ratio1.15
Top View
7.09 mm8.12 mm1.53 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2537555541
Side View
Table 55.0%Crown 35.58°Girdle: STK-VTKPavilion 39.08°Culet: NoneDepth 55.3%

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: Nov 6
Current: €4,236 EUR|Low: €3,824 EUR|High: €7,285 EUR|Avg: €4,691 EUR|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9€3,824 EUR
Retailer 6€3,943 EUR
Retailer 7€4,171 EUR
Retailer 1€4,236 EUR
Retailer 10€4,250 EUR
Retailer 3€4,451 EUR
Retailer 2€4,520 EUR
Retailer 8€4,556 EUR
Retailer 4€5,515 EUR
Retailer 5€7,180 EUR

41 data points across 10 retailers

15 retailers€3,824 EUR to €7,559 EUR

A
Cheapest Retailer
-
€3,824 EUR
A
Retailer 2
-
€3,943 EUR
View
B+
Retailer 3
-
€4,171 EUR
View
Final sale: no returns
A
Retailer 4
-
€4,236 EUR
View
B+
Retailer 5
-
€4,250 EUR
View
B+
Retailer 6
-
€4,451 EUR
View
Retailer 7
-
€4,520 EUR
View
Price last confirmed 9 days ago
B+
Retailer 8
-
€4,520 EUR
View
B+
Retailer 9
-
€4,520 EUR
View
Retailer 10
-
€4,556 EUR
View
Price last confirmed 29 days ago
B+
Retailer 11
-
€4,746 EUR
View
B+
Retailer 12
-
€5,215 EUR
View
B+
Retailer 13
-
€5,515 EUR
View
B
Retailer 14
-
€7,180 EUR
View
Most Expensive
B
NZ Jewellers
54f1792d-dd47-4831-9e9d-15aaa947d6c0 · Nov 5
€7,559 EUR
$8,440 USD
View
14 more retailers have this diamond
Prices start from €3,824 EURSave up to €3,735 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
1.53ct Heart
€3,824 EUR