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Marquise|Lab Grown|IGI

1.55ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG828664186

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828664186

Diamond specifications and retailer prices

From €231 EUR
$258 USD
As of October 30, 2026
Save €1,040 EUR (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,271 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828664186 or 828664186. Listed at 20 retailers as of October 30, 2026, with prices from €231 to €1,271, a €1,040 spread on the same certified stone. Brilliant Earth lists it at €1,271. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828664186
Dimensions11.87 × 6.04 × 3.79 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.87 mm6.04 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828664186
Side View
Table 61.0%Crown 35°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 62.7%

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 30
Current: €1,271 EUR|Low: €231 EUR|High: €1,522 EUR|Avg: €600 EUR|-16.5%
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
October 31, 2026
Retailer 15€231 EUR
Retailer 3€258 EUR
Retailer 6€268 EUR
Retailer 16€286 EUR
Retailer 11€289 EUR
Retailer 14€336 EUR
Retailer 5€385 EUR
Retailer 12€385 EUR
Retailer 7€492 EUR
Retailer 10€494 EUR
Retailer 18€523 EUR
Retailer 2€542 EUR
Retailer 9€667 EUR
Retailer 13€880 EUR
Retailer 19€920 EUR
Retailer 8€921 EUR
Retailer 4€1,043 EUR
Retailer 17€1,154 EUR
Brilliant Earth€1,271 EUR

26 data points across 19 retailers

20 retailers€231 EUR to €1,271 EUR

A
Cheapest Retailer
-
€231 EUR
$258 USD
A
Retailer 2
-
€258 EUR
$288 USD
View
Final sale: no returns
A
Retailer 3
-
€268 EUR
$299 USD
View
A
Retailer 4
-
€286 EUR
$320 USD
View
A
Retailer 5
-
€289 EUR
$323 USD
View
A
Retailer 6
-
€321 EUR
HK$2,800 HKD
View
A
Retailer 7
-
€336 EUR
£295 GBP
View
B+
Retailer 8
-
€385 EUR
$430 USD
View
A
Retailer 9
-
€385 EUR
$430 USD
View
A
Retailer 10
-
€492 EUR
ZAR 8,880 ZAR
View
A
Retailer 11
-
€494 EUR
View
A
Retailer 12
-
€523 EUR
$584 USD
View
A
Retailer 13
-
€542 EUR
£477 GBP
View
B+
Retailer 14
-
€667 EUR
A$1,147 AUD
View
B+
Retailer 15
-
€880 EUR
$983 USD
View
B+
Retailer 16
-
€920 EUR
$1,028 USD
View
B+
Retailer 17
-
€921 EUR
SGD 1,391 SGD
View
B
Retailer 18
-
€1,043 EUR
$1,165 USD
View
B
Retailer 19
-
€1,154 EUR
£1,015 GBP
View
Most Expensive
B
Brilliant Earth
21119334A · Oct 30
€1,271 EUR
$1,420 USD
View
19 more retailers have this diamond
Prices start from €231 EURSave up to €1,040 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 Marquise
€231 EUR