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Marquise|Lab Grown|IGI

1.55ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG802616385

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG802616385

Diamond specifications and retailer prices

From $517 USD
As of November 6, 2026
Save $665 USD (56%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,182 USD at MOH London · As of November 2, 2026
View at MOH London

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 LG802616385 or 802616385. Listed at 11 retailers as of November 2, 2026, with prices from $517 to $1,182, a $665 spread on the same certified stone. MOH London lists it at $1,182. 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 angle37.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802616385
Dimensions11.57 × 5.99 × 3.87 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.57 mm5.99 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802616385
Side View
Table 61.0%Crown 37.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 64.6%

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: Nov 6
Current: $1,182 USD|Low: $307 USD|High: $1,369 USD|Avg: $771 USD|-13.6%
MOH London
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 6, 2026
Retailer 10$307 USD
Retailer 11$500 USD
Retailer 7$517 USD
Retailer 2$522 USD
Retailer 14$540 USD
Retailer 4$543 USD
Retailer 12$592 USD
Retailer 9$689 USD
Retailer 6$922 USD
Retailer 13$990 USD
Retailer 8$994 USD
Retailer 3$1,027 USD
MOH London$1,182 USD
Retailer 5$1,270 USD

29 data points across 14 retailers

11 retailers$517 USD to $1,182 USD

Retailer 1
-
$340 USD
Price last confirmed 13 days ago
Retailer 2
-
$500 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$517 USD
View
A
Retailer 4
-
$522 USD
View
Retailer 5
-
$592 USD
View
Price last confirmed 22 days ago
A
Retailer 6
-
$689 USD
View
Retailer 7
-
$922 USD
View
Price last confirmed 144 days ago
Retailer 8
-
$990 USD
View
Price last confirmed 31 days ago
B+
Retailer 9
-
$994 USD
View
Retailer 10
-
$1,093 USD
View
Price last confirmed 13 days ago
Most Expensive
B+
MOH London
LG802616385 · Nov 2
$1,182 USD
£931 GBP
View
10 more retailers have this diamond
Prices start from $517 USDSave up to $665 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
$517 USD