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Heart|Natural|GIA

1.03ct E SI2 Heart Natural Diamond

EX • E/SI2 • GIA 6552616451

Certificate GIA 6552616451

Diamond specifications and retailer prices

From €1,364 EUR
As of November 6, 2026
Save €1,836 EUR (57%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €3,200 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.03ct natural heart diamond

This 1.03ct natural heart sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552616451. Listed at 7 retailers as of November 4, 2026, with prices from €1,364 to €3,200, a €1,836 spread on the same certified stone. MOH London lists it at €3,200. 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

1.03
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552616451
Dimensions6.11 × 6.87 × 4.25 mm
L/W Ratio1.12
Key to symbols
Crystal, Feather, Cloud, Cavity, Indented Natural
Top View
6.11 mm6.87 mm1.03 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552616451
Side View
Table 56.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.9%

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 6
Current: €3,200 EUR|Low: €1,364 EUR|High: €3,248 EUR|Avg: €1,924 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2€1,364 EUR
Retailer 5€1,446 EUR
Retailer 7€1,654 EUR
Retailer 6€1,758 EUR
Retailer 4€1,832 EUR
Retailer 3€1,989 EUR
MOH London€3,200 EUR

46 data points across 7 retailers

7 retailers€1,364 EUR to €3,200 EUR

A
Cheapest Retailer
-
€1,364 EUR
A
Retailer 2
-
€1,654 EUR
View
A
Retailer 3
-
€1,758 EUR
View
Retailer 4
-
€1,832 EUR
View
Price last confirmed 8 days ago
B+
Retailer 5
-
€1,955 EUR
View
B+
Retailer 6
-
€1,989 EUR
View
Most Expensive
B
MOH London
F9A0AAE15 · Nov 4
€3,200 EUR
£2,813 GBP
View
6 more retailers have this diamond
Prices start from €1,364 EURSave up to €1,836 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
1.03ct Heart
€1,364 EUR