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Emerald|Lab Grown|IGI

1.55ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG831621335

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831621335

Diamond specifications and retailer prices

From €223 EUR
$248 USD
As of October 27, 2026
Save €2,841 EUR (93%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,064 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.55ct lab-grown emerald diamond

This 1.55ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831621335 or 831621335. Listed at 13 retailers as of October 27, 2026, with prices from €223 to €3,064, a €2,841 spread on the same certified stone. Brilliant Earth lists it at €3,064. 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831621335
Dimensions7.63 × 5.58 × 3.54 mm
L/W Ratio1.37
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.63 mm5.58 mm1.55 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831621335
Side View
Table 65.0%Crown 33.9°Girdle: Slightly ThickPavilion 37.1°Culet: LargeDepth 63.4%

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 27
Current: €3,064 EUR|Low: €223 EUR|High: €3,199 EUR|Avg: €972 EUR|-4.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6€223 EUR
Retailer 8€449 EUR
Retailer 4€463 EUR
Retailer 7€536 EUR
Retailer 5€644 EUR
Retailer 9€766 EUR
Retailer 3€888 EUR
Retailer 2€1,113 EUR
Retailer 10€1,999 EUR
Brilliant Earth€3,064 EUR

27 data points across 10 retailers

13 retailers€223 EUR to €3,064 EUR

A
Cheapest Retailer
-
€223 EUR
$248 USD
A
Retailer 2
-
€252 EUR
$281 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
€293 EUR
$326 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
€449 EUR
$500 USD
View
A
Retailer 5
-
€463 EUR
$515 USD
View
A
Retailer 6
-
€536 EUR
View
A
Retailer 7
-
€644 EUR
A$1,103 AUD
View
A
Retailer 8
-
€766 EUR
$853 USD
View
A
Retailer 9
-
€888 EUR
$988 USD
View
B+
Retailer 10
-
€1,005 EUR
$1,119 USD
View
Price last confirmed 32 days ago
B+
Retailer 11
-
€1,113 EUR
£975 GBP
View
B
Retailer 12
-
€1,999 EUR
$2,225 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21497275A · Oct 29
€3,064 EUR
$3,410 USD
View
12 more retailers have this diamond
Prices start from €223 EURSave up to €2,841 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 Emerald
€223 EUR