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Marquise|Lab Grown|IGI

1.55ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG844610756

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844610756

Diamond specifications and retailer prices

From $253 USD
As of October 27, 2026
Save $1,327 USD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,580 USD at Brilliant Earth · As of October 28, 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 LG844610756 or 844610756. Listed at 23 retailers as of October 27, 2026, with prices from $253 to $1,580, a $1,327 spread on the same certified stone. Brilliant Earth lists it at $1,580. 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 angle36.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844610756
Dimensions11.92 × 5.96 × 3.73 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.92 mm5.96 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844610756
Side View
Table 63.0%Crown 36.1°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 62.6%

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: Oct 27
Current: $1,580 USD|Low: $253 USD|High: $1,660 USD|Avg: $736 USD|-4.8%
Brilliant Earth
Retailer 2
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Retailer 23
October 29, 2026
Retailer 8$253 USD
Retailer 13$262 USD
Retailer 7$293 USD
Retailer 3$314 USD
Retailer 5$314 USD
Retailer 18$341 USD
Retailer 16$422 USD
Retailer 11$475 USD
Retailer 4$519 USD
Retailer 21$539 USD
Retailer 10$544 USD
Retailer 20$594 USD
Retailer 12$654 USD
Retailer 22$731 USD
Retailer 2$886 USD
Retailer 19$933 USD
Retailer 9$964 USD
Retailer 17$1,001 USD
Retailer 15$1,060 USD
Retailer 23$1,141 USD
Retailer 6$1,259 USD
Retailer 14$1,363 USD
Brilliant Earth$1,580 USD

16 data points across 23 retailers

23 retailers$253 USD to $1,580 USD

A
Cheapest Retailer
-
$253 USD
A
Retailer 2
-
$262 USD
View
Final sale: no returns
A
Retailer 3
-
$293 USD
View
A
Retailer 4
-
$314 USD
View
A
Retailer 5
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$314 USD
View
A
Retailer 6
-
$341 USD
£269 GBP
View
B+
Retailer 7
-
$422 USD
View
A
Retailer 8
-
$475 USD
View
A
Retailer 9
-
$519 USD
€494 EUR
View
A
Retailer 10
-
$539 USD
ZAR 8,705 ZAR
View
A
Retailer 11
-
$544 USD
View
A
Retailer 12
-
$594 USD
£468 GBP
View
A
Retailer 13
-
$654 USD
View
B+
Retailer 14
-
$731 USD
A$1,125 AUD
View
B+
Retailer 15
-
$886 USD
View
B+
Retailer 16
-
$933 USD
View
B+
Retailer 17
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$964 USD
View
B+
Retailer 18
-
$1,001 USD
A$1,540 AUD
View
B+
Retailer 19
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$1,060 USD
View
B
Retailer 20
-
$1,141 USD
View
B
Retailer 21
-
$1,259 USD
£991 GBP
View
B
Retailer 22
-
$1,363 USD
View
Most Expensive
B
Brilliant Earth
21831822A · Oct 28
$1,580 USD
View
22 more retailers have this diamond
Prices start from $253 USDSave up to $1,327 USD

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
$253 USD