CaratHunter
Plans
Marquise|Lab Grown|IGI

1.55ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG776614947

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG776614947

Diamond specifications and retailer prices

From $419 USD
As of November 6, 2026
Save $1,921 USD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,340 USD at Brilliant Earth · As of November 6, 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG776614947 or 776614947. Listed at 10 retailers as of November 6, 2026, with prices from $419 to $2,340, a $1,921 spread on the same certified stone. Brilliant Earth lists it at $2,340. 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 angle33.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776614947
Dimensions12.14 × 6.14 × 3.80 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.14 mm6.14 mm1.55 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776614947
Side View
Table 58.0%Crown 33.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.9%

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 6
Current: $2,340 USD|Low: $419 USD|High: $2,340 USD|Avg: $890 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7$419 USD
Retailer 2$541 USD
Retailer 3$585 USD
Retailer 8$600 USD
Retailer 9$657 USD
Retailer 10$1,132 USD
Retailer 5$1,200 USD
Retailer 6$1,287 USD
Retailer 4$1,344 USD
Brilliant Earth$2,340 USD

44 data points across 10 retailers

10 retailers$419 USD to $2,340 USD

B+
Cheapest Retailer
-
$419 USD
A
Retailer 2
-
$541 USD
View
A
Retailer 3
-
$585 USD
View
A
Retailer 4
-
$600 USD
View
A
Retailer 5
-
$657 USD
View
B+
Retailer 6
-
$1,132 USD
View
B
Retailer 7
-
$1,200 USD
View
Retailer 8
-
$1,287 USD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$1,344 USD
View
Most Expensive
B
Brilliant Earth
17812266A · Nov 6
$2,340 USD
View
9 more retailers have this diamond
Prices start from $419 USDSave up to $1,921 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
$419 USD