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Marquise|Lab Grown|IGI

1.55ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG838615269

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838615269

Diamond specifications and retailer prices

From $289 USD
As of November 2, 2026
Save $2,281 USD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,570 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838615269 or 838615269. Listed at 18 retailers as of November 2, 2026, with prices from $289 to $2,570, a $2,281 spread on the same certified stone. Do Amore Diamonds lists it at $2,570. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838615269
Dimensions12.33 × 6.00 × 3.75 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.33 mm6.00 mm1.55 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838615269
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.5%

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: Nov 2
Current: $2,570 USD|Low: $289 USD|High: $2,570 USD|Avg: $918 USD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
November 2, 2026
Retailer 9$289 USD
Retailer 7$335 USD
Retailer 16$359 USD
Retailer 8$431 USD
Retailer 2$463 USD
Retailer 5$588 USD
Retailer 17$695 USD
Retailer 11$706 USD
Retailer 13$755 USD
Retailer 18$922 USD
Retailer 6$1,010 USD
Retailer 14$1,102 USD
Retailer 3$1,272 USD
Retailer 4$1,378 USD
Retailer 15$1,415 USD
Retailer 10$1,434 USD
Retailer 12$1,586 USD
Do Amore Diamonds$2,570 USD

7 data points across 18 retailers

18 retailers$289 USD to $2,570 USD

A
Cheapest Retailer
-
$289 USD
A
Retailer 2
-
$335 USD
View
A
Retailer 3
-
$359 USD
View
A
Retailer 4
-
$431 USD
View
A
Retailer 5
-
$463 USD
£364 GBP
View
A
Retailer 6
-
$588 USD
View
A
Retailer 7
-
$695 USD
View
A
Retailer 8
-
$706 USD
£556 GBP
View
B+
Retailer 9
-
$755 USD
View
B+
Retailer 10
-
$922 USD
A$1,419 AUD
View
B+
Retailer 11
-
$1,010 USD
View
B
Retailer 12
-
$1,102 USD
View
B
Retailer 13
-
$1,272 USD
View
B
Retailer 14
-
$1,378 USD
View
B
Retailer 15
-
$1,415 USD
CA$1,966 CAD
View
B
Retailer 16
-
$1,434 USD
View
B
Retailer 17
-
$1,586 USD
£1,249 GBP
View
Most Expensive
B
Do Amore Diamonds
27-974860FD6 · Nov 2
$2,570 USD
View
17 more retailers have this diamond
Prices start from $289 USDSave up to $2,281 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
$289 USD