Marquise|Lab Grown|IGI

1.55ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG794663017

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794663017

Diamond specifications and retailer prices

From $440 USD
As of November 1, 2026
Save $1,747 USD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,187 USD at Michael Trio · As of November 2, 2026
View at Michael Trio

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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG794663017 or 794663017. Listed at 15 retailers as of November 1, 2026, with prices from $440 to $2,187, a $1,747 spread on the same certified stone. Michael Trio lists it at $2,187. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794663017
Dimensions12.37 × 5.97 × 3.66 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.37 mm5.97 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794663017
Side View
Table 61.0%Crown 33.3°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.3%

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: $2,187 USD|Low: $407 USD|High: $2,187 USD|Avg: $1,112 USD|+20.1%
Michael Trio
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
November 2, 2026
Retailer 4$407 USD
Retailer 12$440 USD
Retailer 13$550 USD
Retailer 6$740 USD
Retailer 7$785 USD
Retailer 8$815 USD
Retailer 9$1,051 USD
Retailer 11$1,090 USD
Retailer 5$1,339 USD
Retailer 2$1,368 USD
Retailer 3$1,558 USD
Retailer 14$1,621 USD
Retailer 10$1,789 USD
Michael Trio$2,187 USD

35 data points across 14 retailers

15 retailers$440 USD to $2,187 USD

A
Cheapest Retailer
-
$440 USD
A
Retailer 2
-
$550 USD
View
A
Retailer 3
-
$740 USD
View
A
Retailer 4
-
$785 USD
ZAR 12,688 ZAR
View
A
Retailer 5
-
$815 USD
£642 GBP
View
B+
Retailer 6
-
$1,051 USD
A$1,617 AUD
View
B
Retailer 7
-
$1,090 USD
View
B
Retailer 8
-
$1,339 USD
CA$1,859 CAD
View
B
Retailer 9
-
$1,368 USD
View
B
Retailer 10
-
$1,383 USD
View
Retailer 11
-
$1,536 USD
View
Price last confirmed 15 days ago
B
Retailer 12
-
$1,558 USD
View
B
Retailer 13
-
$1,621 USD
View
B
Retailer 14
-
$1,789 USD
£1,409 GBP
View
Most Expensive
B
Michael Trio
7822892380 · Nov 2
$2,187 USD
SGD 2,955 SGD
View
14 more retailers have this diamond
Prices start from $440 USDSave up to $1,747 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
$440 USD