Radiant|Lab Grown|IGI

1.55ct E VS2 Radiant Lab Grown Diamond

EX • E/VS2 • IGI LG685576407

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG685576407

Diamond specifications and retailer prices

From €172 EUR
$192 USD
As of October 30, 2026
Save €1,216 EUR (88%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,387 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG685576407 or 685576407. Listed at 17 retailers as of October 30, 2026, with prices from €172 to €1,387, a €1,216 spread on the same certified stone. Brilliant Earth lists it at €1,387. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685576407
Dimensions8.39 × 5.79 × 3.84 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.39 mm5.79 mm1.55 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685576407
Side View
Table 64.0%Crown 40.3°Girdle: MediumPavilion 35.9°Culet: NoneDepth 66.3%

Caratlytics Score

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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: Oct 30
Current: €1,387 EUR|Low: €165 EUR|High: €1,513 EUR|Avg: €523 EUR|-8.3%
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
October 31, 2026
Retailer 15€172 EUR
Retailer 14€192 EUR
Retailer 6€200 EUR
Retailer 3€213 EUR
Retailer 12€213 EUR
Retailer 10€250 EUR
Retailer 5€371 EUR
Retailer 9€386 EUR
Retailer 2€388 EUR
Retailer 7€445 EUR
Retailer 11€569 EUR
Retailer 4€685 EUR
Retailer 13€885 EUR
Retailer 8€1,000 EUR
Brilliant Earth€1,387 EUR

44 data points across 15 retailers

17 retailers€172 EUR to €1,387 EUR

A
Cheapest Retailer
-
€172 EUR
$192 USD
A
Retailer 2
-
€192 EUR
$214 USD
View
Final sale: no returns
A
Retailer 3
-
€200 EUR
$223 USD
View
A
Retailer 4
-
€213 EUR
$238 USD
View
A
Retailer 5
-
€213 EUR
$238 USD
View
Retailer 6
-
€250 EUR
£220 GBP
View
Price last confirmed 14 days ago
B+
Retailer 7
-
€371 EUR
$415 USD
View
Retailer 8
-
€386 EUR
View
Price last confirmed 8 days ago
A
Retailer 9
-
€388 EUR
£341 GBP
View
A
Retailer 10
-
€445 EUR
$497 USD
View
A
Retailer 11
-
€453 EUR
$506 USD
View
B+
Retailer 12
-
€569 EUR
$636 USD
View
B+
Retailer 13
-
€685 EUR
$765 USD
View
B+
Retailer 14
-
€733 EUR
$818 USD
View
B
Retailer 15
-
€885 EUR
$989 USD
View
B
Retailer 16
-
€1,000 EUR
£880 GBP
View
Most Expensive
B
Brilliant Earth
15181644A · Oct 30
€1,387 EUR
$1,550 USD
View
16 more retailers have this diamond
Prices start from €172 EURSave up to €1,216 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 Radiant
€172 EUR