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Round|Lab Grown|IGI

1.55ct F FL Round Lab Grown Diamond

ID • F/FL • IGI LG783641265

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783641265

Diamond specifications and retailer prices

From €1,189 EUR
$1,328 USD
As of October 30, 2026
Save €1,318 EUR (53%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €2,506 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783641265 or 783641265. Listed at 3 retailers as of October 30, 2026, with prices from €1,189 to €2,506, a €1,318 spread on the same certified stone. Brilliant Earth lists it at €2,506. 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
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783641265
Dimensions7.40 × 7.45 × 4.55 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
7.40 mm7.45 mm1.55 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783641265
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.3%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: €2,506 EUR|Low: €417 EUR|High: €3,822 EUR|Avg: €1,664 EUR|-33.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 14
October 30, 2026
Retailer 14€417 EUR
Retailer 9€734 EUR
Retailer 8€868 EUR
Retailer 6€944 EUR
Retailer 10€946 EUR
Retailer 13€1,043 EUR
Retailer 2€1,189 EUR
Retailer 3€1,335 EUR
Retailer 12€1,447 EUR
Retailer 5€1,582 EUR
Retailer 7€2,399 EUR
Brilliant Earth€2,506 EUR
Retailer 4€3,053 EUR
Retailer 11€3,822 EUR

11 data points across 14 retailers

3 retailers€1,189 EUR to €2,506 EUR

B+
Cheapest Retailer
-
€1,189 EUR
$1,328 USD
Retailer 2
-
€2,399 EUR
$2,680 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21402587Y · Oct 31
€2,506 EUR
$2,800 USD
View
2 more retailers have this diamond
Prices start from €1,189 EURSave up to €1,318 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.

B+
1.55ct Round
€1,189 EUR