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Cushion|Lab Grown|IGI

0.51ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG846693914

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG846693914

Diamond specifications and retailer prices

From €159 EUR
$178 USD
As of November 1, 2026
Save €266 EUR (63%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €425 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 0.51ct lab-grown cushion diamond

This 0.51ct lab-grown cushion sits in the half to three-quarter carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846693914 or 846693914. Listed at 5 retailers as of October 31, 2026, with prices from €159 to €425, a €266 spread on the same certified stone. Taylor and Hart lists it at €425. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846693914
Dimensions4.63 × 4.62 × 3.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.63 mm4.62 mm0.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG846693914
Side View
Table 60.0%Crown 35°Girdle: MED-THKPavilion 39°Culet: NoneDepth 65.8%

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 1
Current: €229 EUR|Low: €159 EUR|High: €425 EUR|Avg: €282 EUR|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Taylor and Hart
November 2, 2026
Retailer 3€159 EUR
Retailer 1€229 EUR
Retailer 4€280 EUR
Retailer 2€322 EUR
Taylor and Hart€425 EUR

6 data points across 5 retailers

5 retailers€159 EUR to €425 EUR

A
Cheapest Retailer
-
€159 EUR
$178 USD
A
Retailer 2
-
€229 EUR
£202 GBP
View
B+
Retailer 3
-
€280 EUR
£248 GBP
View
B+
Retailer 4
-
€322 EUR
$361 USD
View
Most Expensive
B
Taylor and Hart
1XTSDDT · Oct 31
€425 EUR
$477 USD
View
4 more retailers have this diamond
Prices start from €159 EURSave up to €266 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
0.51ct Cushion
€159 EUR