CaratHunter
Plans
Heart|Natural|GIA

0.81ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 2547545572

Certificate GIA 2547545572

Diamond specifications and retailer prices

From €636 EUR
$713 USD
As of November 2, 2026
Save €1,524 EUR (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,159 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural heart diamond

This 0.81ct natural heart sits in the just-under-one-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 2547545572. Listed at 13 retailers as of October 30, 2026, with prices from €636 to €2,159, a €1,524 spread on the same certified stone. NZ Jewellers lists it at €2,159. 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

0.81
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2547545572
Dimensions5.44 × 6.46 × 3.80 mm
L/W Ratio1.19
Top View
5.44 mm6.46 mm0.81 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2547545572
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.8%

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 2
Current: €2,159 EUR|Low: €582 EUR|High: €2,159 EUR|Avg: €952 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 12€636 EUR
Retailer 8€688 EUR
Retailer 10€688 EUR
Retailer 11€715 EUR
Retailer 9€794 EUR
Retailer 5€828 EUR
Retailer 3€843 EUR
Retailer 2€868 EUR
Retailer 7€1,018 EUR
Retailer 4€1,035 EUR
Retailer 6€1,261 EUR
NZ Jewellers€2,159 EUR

39 data points across 12 retailers

13 retailers€636 EUR to €2,159 EUR

A
Cheapest Retailer
-
€636 EUR
$713 USD
Final sale: no returns
A
Retailer 2
-
€688 EUR
$772 USD
View
A
Retailer 3
-
€688 EUR
$772 USD
View
A
Retailer 4
-
€715 EUR
$802 USD
View
A
Retailer 5
-
€794 EUR
$891 USD
View
Retailer 6
-
€810 EUR
A$1,397 AUD
View
Price last confirmed 174 days ago
A
Retailer 7
-
€828 EUR
£731 GBP
View
A
Retailer 8
-
€843 EUR
$945 USD
View
A
Retailer 9
-
€868 EUR
£767 GBP
View
A
Retailer 10
-
€1,018 EUR
ZAR 18,454 ZAR
View
Retailer 11
-
€1,035 EUR
A$1,787 AUD
View
Price last confirmed 28 days ago
B+
Retailer 12
-
€1,261 EUR
£1,114 GBP
View
Most Expensive
B
NZ Jewellers
079cbd05-3935-4139-abeb-65e71274f95b · Oct 30
€2,159 EUR
$2,422 USD
View
12 more retailers have this diamond
Prices start from €636 EURSave up to €1,524 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
0.81ct Heart
€636 EUR