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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 $185 USD
As of October 29, 2026
Save $960 USD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,370 USD 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
Color
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

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: Oct 29
Current: $1,370 USD|Low: $177 USD|High: $1,370 USD|Avg: $509 USD
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
October 29, 2026
Retailer 3$185 USD
Retailer 19$206 USD
Retailer 7$214 USD
Retailer 5$229 USD
Retailer 10$229 USD
Retailer 13$310 USD
Retailer 12$379 USD
Retailer 17$385 USD
Retailer 14$394 USD
Retailer 2$412 USD
Retailer 11$456 USD
Retailer 6$559 USD
Retailer 15$559 USD
Retailer 18$583 USD
Retailer 8$737 USD
Retailer 9$750 USD
Retailer 16$1,073 USD
Retailer 4$1,145 USD
Brilliant Earth$1,370 USD

44 data points across 19 retailers

22 retailers$185 USD to $1,145 USD

A
Cheapest Retailer
-
$185 USD
A
Retailer 2
-
$206 USD
View
Final sale: no returns
A
Retailer 3
-
$214 USD
View
A
Retailer 4
-
$229 USD
View
A
Retailer 5
-
$229 USD
View
B+
Retailer 6
-
$310 USD
View
A
Retailer 7
-
$379 USD
€361 EUR
View
A
Retailer 8
-
$385 USD
£303 GBP
View
Price last confirmed 12 days ago
A
Retailer 9
-
$394 USD
ZAR 6,357 ZAR
View
A
Retailer 10
-
$412 USD
£325 GBP
View
A
Retailer 11
-
$456 USD
View
B+
Retailer 12
-
$513 USD
View
B+
Retailer 13
-
$559 USD
View
B+
Retailer 14
-
$559 USD
A$860 AUD
View
B+
Retailer 15
-
$583 USD
View
B+
Retailer 16
-
$699 USD
View
Price last confirmed 50 days ago
B+
Retailer 17
-
$737 USD
View
B
Retailer 18
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$765 USD
View
B
Retailer 19
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$791 USD
View
B
Retailer 20
-
$1,073 USD
£845 GBP
View
B
Retailer 21
-
$1,145 USD
View
Most Expensive
B
Brilliant Earth
16085637A · Oct 3
$1,370 USD
View
Price last confirmed 26 days ago
21 more retailers have this diamond
Prices start from $185 USDSave up to $960 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
1.42ct Round
$185 USD