CaratHunter
Plans
Marquise|Lab Grown|IGI

1.51ct F VVS1 Marquise Lab Grown Diamond

F/VVS1 • IGI LG780664457

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780664457

Diamond specifications and retailer prices

From €279 EUR
As of November 6, 2026
Save €1,163 EUR (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,442 EUR at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included) and certified by IGI LG780664457 or 780664457. Listed at 22 retailers as of November 6, 2026, with prices from €279 to €1,442, a €1,163 spread on the same certified stone. Brilliant Earth lists it at €1,442. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
F
Colour
VVS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780664457
Dimensions11.46 × 6.02 × 3.70 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.46 mm6.02 mm1.51 ctF / VVS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780664457
Side View
Table 64.0%Crown 34°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 61.5%

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 6
Current: €1,442 EUR|Low: €279 EUR|High: €1,451 EUR|Avg: €780 EUR|-0.6%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 6, 2026
Retailer 6€279 EUR
Retailer 5€313 EUR
Retailer 18€324 EUR
Retailer 11€347 EUR
Retailer 14€348 EUR
Retailer 22€484 EUR
Retailer 4€562 EUR
Retailer 15€577 EUR
Retailer 17€597 EUR
Retailer 2€610 EUR
Retailer 3€645 EUR
Retailer 13€813 EUR
Retailer 16€870 EUR
Retailer 12€1,079 EUR
Retailer 9€1,105 EUR
Retailer 8€1,109 EUR
Retailer 20€1,113 EUR
Retailer 7€1,153 EUR
Retailer 10€1,155 EUR
Retailer 21€1,331 EUR
Retailer 19€1,387 EUR
Brilliant Earth€1,442 EUR

28 data points across 22 retailers

22 retailers€279 EUR to €1,442 EUR

A
Cheapest Retailer
-
€279 EUR
A
Retailer 2
-
€313 EUR
View
Final sale: no returns
A
Retailer 3
-
€324 EUR
View
A
Retailer 4
-
€347 EUR
View
Retailer 5
-
€348 EUR
View
Price last confirmed 13 days ago
A
Retailer 6
-
€484 EUR
View
A
Retailer 7
-
€562 EUR
View
B+
Retailer 8
-
€577 EUR
View
B+
Retailer 9
-
€597 EUR
View
B+
Retailer 10
-
€610 EUR
View
B+
Retailer 11
-
€645 EUR
View
B+
Retailer 12
-
€813 EUR
View
B
Retailer 13
-
€870 EUR
View
B
Retailer 14
-
€1,079 EUR
View
B
Retailer 15
-
€1,105 EUR
View
B
Retailer 16
-
€1,109 EUR
View
B
Retailer 17
-
€1,113 EUR
View
Retailer 18
-
€1,153 EUR
View
Price last confirmed 8 days ago
B
Retailer 19
-
€1,155 EUR
View
B
Retailer 20
-
€1,331 EUR
View
B
Retailer 21
-
€1,387 EUR
View
Most Expensive
B
Brilliant Earth
21501131A · Nov 6
€1,442 EUR
$1,610 USD
View
21 more retailers have this diamond
Prices start from €279 EURSave up to €1,163 EUR

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
€279 EUR