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Heart|Lab Grown|IGI

4.55ct D IF Heart Lab Grown Diamond

D/IF

Diamond specifications and retailer prices

From €5,733 EUR
£5,063 GBP
As of November 2, 2026
Save €5,625 EUR (50%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €11,358 EUR at MoiMoi Australia · As of November 1, 2026
View at MoiMoi Australia

About this 4.55ct lab-grown heart diamond

This 4.55ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless) and certified by IGI. Listed at 2 retailers as of November 1, 2026, with prices from €5,733 to €11,358, a €5,625 spread on the same certified stone. MoiMoi Australia lists it at €11,358. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.55
Carat
D
Color
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions10.64 × 11.17 × 6.42 mm
L/W Ratio1.05
Top View
10.64 mm11.17 mm4.55 ctD / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 64.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 57.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €11,358 EUR|Low: €5,731 EUR|High: €11,389 EUR|Avg: €6,952 EUR|-0.3%
MoiMoi Australia
Retailer 2
November 2, 2026
Retailer 2€5,733 EUR
MoiMoi Australia€11,358 EUR

34 data points across 2 retailers

2 retailers€5,733 EUR to €11,358 EUR

A
Cheapest Retailer
-
€5,733 EUR
£5,063 GBP
Most Expensive
B
MoiMoi Australia
200444436 · Nov 1
€11,358 EUR
A$19,599 AUD
View
1 more retailer has this diamond
Prices start from €5,733 EURSave up to €5,625 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
4.55ct Heart
€5,733 EUR