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Round|Lab Grown|IGI

1.55ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG742537464

Shape and cutting style on the report: Round brilliant

Certificate IGI LG742537464

Diamond specifications and retailer prices

From €616 EUR
As of October 29, 2026
Save €908 EUR (60%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,765 EUR at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG742537464 or 742537464. Listed at 8 retailers as of October 29, 2026, with a 147% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742537464
Dimensions7.41 × 7.37 × 4.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.41 mm7.37 mm1.55 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742537464
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.2%

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: €1,765 EUR|Low: €592 EUR|High: €2,980 EUR|Avg: €1,007 EUR|-0.9%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 7€616 EUR
Retailer 4€619 EUR
Retailer 5€628 EUR
Retailer 2€695 EUR
Retailer 3€813 EUR
Retailer 6€1,292 EUR
Retailer 8€1,524 EUR
Rare Carat€1,765 EUR

43 data points across 8 retailers

8 retailers€616 EUR to €1,524 EUR

A
Cheapest Retailer
-
€616 EUR
A
Retailer 2
-
€619 EUR
$694 USD
View
A
Retailer 3
-
€628 EUR
$704 USD
View
A
Retailer 4
-
€695 EUR
£614 GBP
View
B+
Retailer 5
-
€813 EUR
$912 USD
View
B
Retailer 6
-
€1,292 EUR
$1,449 USD
View
B
Retailer 7
-
€1,524 EUR
£1,346 GBP
View
Most Expensive
Rare Carat
7P742537464 · Oct 18
€1,765 EUR
$1,980 USD
View
Price last confirmed 15 days ago
7 more retailers have this diamond
Prices start from €616 EURSave up to €908 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
1.55ct Round
€616 EUR