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Round|Lab Grown|IGI

1.55ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG778647140

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778647140

Diamond specifications and retailer prices

From €201 EUR
$224 USD
As of November 1, 2026
Save €935 EUR (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,182 EUR at Brilliant Earth · As of October 16, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778647140 or 778647140. Listed at 23 retailers as of November 1, 2026, with a 466% 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
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778647140
Dimensions7.48 × 7.51 × 4.50 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.48 mm7.51 mm1.55 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778647140
Side View
Table 58.0%Crown 32.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €1,182 EUR|Low: €191 EUR|High: €1,182 EUR|Avg: €565 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 11€201 EUR
Retailer 16€223 EUR
Retailer 19€232 EUR
Retailer 5€248 EUR
Retailer 6€248 EUR
Retailer 13€387 EUR
Retailer 7€423 EUR
Retailer 3€425 EUR
Retailer 14€461 EUR
Retailer 17€467 EUR
Retailer 4€476 EUR
Retailer 20€517 EUR
Retailer 9€679 EUR
Retailer 12€798 EUR
Retailer 18€832 EUR
Retailer 10€845 EUR
Retailer 2€995 EUR
Retailer 15€1,010 EUR
Retailer 8€1,136 EUR
Brilliant Earth€1,182 EUR

32 data points across 20 retailers

23 retailers€201 EUR to €1,136 EUR

A
Cheapest Retailer
-
€201 EUR
$224 USD
A
Retailer 2
-
€223 EUR
$249 USD
View
Final sale: no returns
A
Retailer 3
-
€232 EUR
$259 USD
View
A
Retailer 4
-
€248 EUR
$277 USD
View
Retailer 5
-
€248 EUR
$277 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€387 EUR
£340 GBP
View
A
Retailer 7
-
€423 EUR
$473 USD
View
A
Retailer 8
-
€425 EUR
$475 USD
View
A
Retailer 9
-
€461 EUR
£406 GBP
View
A
Retailer 10
-
€467 EUR
View
A
Retailer 11
-
€476 EUR
$532 USD
View
B+
Retailer 12
-
€517 EUR
A$888 AUD
View
B
Retailer 13
-
€679 EUR
$759 USD
View
Retailer 14
-
€715 EUR
$799 USD
View
Price last confirmed 90 days ago
Retailer 15
-
€790 EUR
$883 USD
View
Price last confirmed 41 days ago
B
Retailer 16
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€798 EUR
$891 USD
View
B+
Retailer 17
-
€832 EUR
A$1,430 AUD
View
B
Retailer 18
-
€845 EUR
$944 USD
View
B
Retailer 19
-
€934 EUR
$1,043 USD
View
B
Retailer 20
-
€995 EUR
£875 GBP
View
B
Retailer 21
-
€1,010 EUR
$1,128 USD
View
B
Retailer 22
-
€1,136 EUR
$1,269 USD
View
Most Expensive
Brilliant Earth
20258678A · Oct 16
€1,182 EUR
$1,320 USD
View
Price last confirmed 16 days ago
22 more retailers have this diamond
Prices start from €201 EURSave up to €935 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
€201 EUR