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Marquise|Lab Grown|IGI

1.55ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG850686923

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850686923

Diamond specifications and retailer prices

From $278 USD
As of November 2, 2026
Save $2,192 USD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,470 USD at Yadav Diamonds · As of November 2, 2026
View at Yadav Diamonds

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850686923 or 850686923. Listed at 21 retailers as of November 2, 2026, with prices from $278 to $2,470, a $2,192 spread on the same certified stone. Yadav Diamonds lists it at $2,470. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850686923
Dimensions12.31 × 6.01 × 3.72 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.31 mm6.01 mm1.55 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850686923
Side View
Table 59.0%Crown 36.6°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 61.9%

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 2
Current: $608 USD|Low: $278 USD|High: $2,470 USD|Avg: $874 USD
Retailer 1
Retailer 2
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Retailer 15
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Retailer 19
Retailer 20
Yadav Diamonds
November 3, 2026
Retailer 18$278 USD
Retailer 2$323 USD
Retailer 3$337 USD
Retailer 9$345 USD
Retailer 17$365 USD
Retailer 12$505 USD
Retailer 10$539 USD
Retailer 7$545 USD
Retailer 19$595 USD
Retailer 1$608 USD
Retailer 20$660 USD
Retailer 15$691 USD
Retailer 5$1,109 USD
Retailer 11$1,110 USD
Retailer 13$1,160 USD
Retailer 16$1,200 USD
Retailer 6$1,383 USD
Retailer 4$1,417 USD
Retailer 14$1,437 USD
Retailer 8$1,444 USD
Yadav Diamonds$2,470 USD

4 data points across 21 retailers

21 retailers$278 USD to $2,470 USD

A
Cheapest Retailer
-
$278 USD
A
Retailer 2
-
$323 USD
View
A
Retailer 3
-
$337 USD
View
Final sale: no returns
A
Retailer 4
-
$345 USD
View
A
Retailer 5
-
$365 USD
£287 GBP
View
Retailer 6
-
$505 USD
View
A
Retailer 7
-
$539 USD
View
A
Retailer 8
-
$545 USD
View
A
Retailer 9
-
$595 USD
ZAR 9,616 ZAR
View
A
Retailer 10
-
$608 USD
£479 GBP
View
A
Retailer 11
-
$660 USD
View
A
Retailer 12
-
$691 USD
View
B+
Retailer 13
-
$1,109 USD
View
B+
Retailer 14
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$1,110 USD
View
B
Retailer 15
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$1,160 USD
View
B
Retailer 16
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$1,200 USD
CA$1,666 CAD
View
B
Retailer 17
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$1,383 USD
£1,089 GBP
View
B
Retailer 18
-
$1,417 USD
View
B
Retailer 19
-
$1,437 USD
View
B
Retailer 20
-
$1,444 USD
View
Most Expensive
B
Yadav Diamonds
13379474 · Nov 2
$2,470 USD
View
20 more retailers have this diamond
Prices start from $278 USDSave up to $2,192 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
$278 USD