Round|Lab Grown|IGI

1.42ct E VS1 Round Lab Grown Diamond

EX • E/VS1 • IGI LG685561178

Shape and cutting style on the report: Round brilliant

Certificate IGI LG685561178

Diamond specifications and retailer prices

From €166 EUR
$185 USD
As of October 29, 2026
Save €863 EUR (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,231 EUR at Brilliant Earth · As of October 3, 2026
View at Brilliant Earth

About this 1.42ct lab-grown round diamond

This 1.42ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG685561178 or 685561178. Listed at 22 retailers as of October 28, 2026, with a 519% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685561178
Dimensions7.11 × 7.14 × 4.50 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.11 mm7.14 mm1.42 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685561178
Side View
Table 57.0%Crown 35.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,231 EUR|Low: €159 EUR|High: €1,231 EUR|Avg: €458 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 19
October 29, 2026
Retailer 3€166 EUR
Retailer 19€185 EUR
Retailer 7€192 EUR
Retailer 5€206 EUR
Retailer 10€206 EUR
Retailer 13€279 EUR
Retailer 12€341 EUR
Retailer 17€346 EUR
Retailer 14€354 EUR
Retailer 2€371 EUR
Retailer 11€410 EUR
Retailer 6€502 EUR
Retailer 15€502 EUR
Retailer 18€524 EUR
Retailer 8€662 EUR
Retailer 9€674 EUR
Retailer 16€964 EUR
Retailer 4€1,029 EUR
Brilliant Earth€1,231 EUR

43 data points across 19 retailers

22 retailers€166 EUR to €1,029 EUR

A
Cheapest Retailer
-
€166 EUR
$185 USD
A
Retailer 2
-
€185 EUR
$206 USD
View
Final sale: no returns
A
Retailer 3
-
€192 EUR
$214 USD
View
A
Retailer 4
-
€206 EUR
$229 USD
View
A
Retailer 5
-
€206 EUR
$229 USD
View
B+
Retailer 6
-
€279 EUR
$310 USD
View
A
Retailer 7
-
€341 EUR
View
Retailer 8
-
€346 EUR
£303 GBP
View
Price last confirmed 12 days ago
A
Retailer 9
-
€354 EUR
ZAR 6,357 ZAR
View
A
Retailer 10
-
€371 EUR
£325 GBP
View
A
Retailer 11
-
€410 EUR
$456 USD
View
B+
Retailer 12
-
€461 EUR
$513 USD
View
B+
Retailer 13
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€502 EUR
$559 USD
View
B+
Retailer 14
-
€502 EUR
A$860 AUD
View
B+
Retailer 15
-
€524 EUR
$583 USD
View
Retailer 16
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€628 EUR
$699 USD
View
Price last confirmed 50 days ago
B+
Retailer 17
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€662 EUR
$737 USD
View
B
Retailer 18
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€687 EUR
$765 USD
View
B
Retailer 19
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€711 EUR
$791 USD
View
B
Retailer 20
-
€964 EUR
£845 GBP
View
B
Retailer 21
-
€1,029 EUR
$1,145 USD
View
Most Expensive
Brilliant Earth
16085637A · Oct 3
€1,231 EUR
$1,370 USD
View
Price last confirmed 26 days ago
21 more retailers have this diamond
Prices start from €166 EURSave up to €863 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
1.42ct Round
€166 EUR