Heart|Natural|GIA

0.40ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 7551765514

Certificate GIA 7551765514

Diamond specifications and retailer prices

From €343 EUR
SGD 518 SGD
As of October 29, 2026
Save €267 EUR (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €610 EUR at The Diamond Guys · As of October 29, 2026
View at The Diamond Guys

About this 0.4ct natural heart diamond

This 0.4ct natural heart sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551765514. Listed at 8 retailers as of October 29, 2026, with prices from €343 to €610, a €267 spread on the same certified stone. The Diamond Guys lists it at €610. 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

0.40
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.49°
Pavilion angle37.1°
OriginNatural
Grading LabGIA
CertificateGIA 7551765514
Dimensions4.35 × 5.11 × 2.98 mm
L/W Ratio1.17
Culet sizeNone
Top View
4.35 mm5.11 mm0.40 ctE / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7551765514
Side View
Table 59.0%Crown 37.49°Girdle: VTN-VTKPavilion 37.1°Culet: NoneDepth 58.3%

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: Oct 29
Current: €426 EUR|Low: €343 EUR|High: €573 EUR|Avg: €448 EUR|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 5€343 EUR
Retailer 6€350 EUR
Retailer 4€399 EUR
Retailer 1€426 EUR
Retailer 3€449 EUR
Retailer 2€455 EUR
Retailer 7€529 EUR

38 data points across 7 retailers

8 retailers€343 EUR to €610 EUR

A
Cheapest Retailer
-
€343 EUR
SGD 518 SGD
A
Retailer 2
-
€350 EUR
SGD 528 SGD
View
A
Retailer 3
-
€399 EUR
$446 USD
View
A
Retailer 4
-
€426 EUR
£375 GBP
View
A
Retailer 5
-
€449 EUR
£395 GBP
View
A
Retailer 6
-
€455 EUR
$508 USD
View
B+
Retailer 7
-
€529 EUR
$591 USD
View
Most Expensive
B
The Diamond Guys
1966473764 · Oct 29
€610 EUR
$682 USD
View
7 more retailers have this diamond
Prices start from €343 EURSave up to €267 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
0.40ct Heart
€343 EUR