CaratHunter
Plans
Marquise|Lab Grown|IGI

1.51ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG791651953

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG791651953

Diamond specifications and retailer prices

From $348 CAD
As of November 4, 2026
Save $1,343 CAD (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,691 CAD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG791651953 or 791651953. Listed at 6 retailers as of October 31, 2026, with prices from $348 to $1,691, a $1,343 spread on the same certified stone. Frank Darling lists it at $1,691. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791651953
Dimensions12.22 × 5.84 × 3.72 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.22 mm5.84 mm1.51 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791651953
Side View
Table 58.0%Crown 34.6°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 63.7%

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 4
Current: $1,691 CAD|Low: $348 CAD|High: $3,086 CAD|Avg: $1,271 CAD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 2$348 CAD
Retailer 6$522 CAD
Retailer 11$532 CAD
Retailer 9$732 CAD
Retailer 7$807 CAD
Retailer 12$1,156 CAD
Retailer 4$1,218 CAD
Retailer 3$1,316 CAD
Retailer 5$1,397 CAD
Retailer 10$1,654 CAD
Frank Darling$1,691 CAD
Retailer 8$3,086 CAD

6 data points across 12 retailers

6 retailers$348 CAD to $1,691 CAD

A
Cheapest Retailer
-
$348 CAD
Final sale: no returns
B+
Retailer 2
-
$522 CAD
View
Retailer 3
-
$1,218 CAD
View
Price last confirmed 150 days ago
Retailer 4
-
$1,316 CAD
View
Price last confirmed 53 days ago
B+
Retailer 5
-
$1,397 CAD
View
Most Expensive
B
Frank Darling
100766049327KD · Oct 31
$1,691 CAD
$1,211 USD
View
5 more retailers have this diamond
Prices start from $348 CADSave up to $1,343 CAD

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
1.51ct Marquise
$348 CAD