Oval|Lab Grown|IGI

1.42ct G VS1 Oval Lab Grown Diamond

VG • G/VS1 • IGI LG825631417

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825631417

Diamond specifications and retailer prices

From £1,045 GBP
$1,400 USD
As of October 26, 2026
18 retailers carry this diamond
Most expensive: £1,045 GBP at Brilliant Earth
View at Brilliant Earth

About this 1.42ct lab-grown oval diamond

This 1.42ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG825631417 or 825631417. Listed at 18 retailers as of October 26, 2026. 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

1.42
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825631417
Dimensions9.55 × 6.28 × 3.78 mm
L/W Ratio1.52
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.55 mm6.28 mm1.42 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825631417
Side View
Table 60.0%Crown 30.3°Girdle: MED-THKPavilion 40.9°Culet: NoneDepth 60.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 26
Current: £437 GBP|Low: £144 GBP|High: £874 GBP|Avg: £396 GBP|-0.7%
Retailer 1
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 23, 2026
Retailer 11£144 GBP
Retailer 6£161 GBP
Retailer 4£167 GBP
Retailer 7£178 GBP
Retailer 15£178 GBP
Retailer 19£220 GBP
Retailer 3£240 GBP
Retailer 12£302 GBP
Retailer 13£314 GBP
Retailer 17£315 GBP
Retailer 5£368 GBP
Retailer 8£428 GBP
Retailer 1£437 GBP
Retailer 14£575 GBP
Retailer 2£576 GBP
Retailer 9£615 GBP
Retailer 16£616 GBP
Retailer 18£840 GBP
Retailer 10£874 GBP

16 data points across 19 retailers

18 retailers

Retailer 1
-
£144 GBP
$193 USD
Price last confirmed 10 days ago
Retailer 2
-
£167 GBP
$224 USD
View
Price last confirmed 10 days ago
Retailer 3
-
£178 GBP
$239 USD
View
Price last confirmed 15 days ago
Retailer 4
-
£178 GBP
$239 USD
View
Price last confirmed 9 days ago
Retailer 5
-
£220 GBP
View
Price last confirmed 14 days ago
Retailer 6
-
£240 GBP
$322 USD
View
Price last confirmed 8 days ago
Retailer 7
-
£302 GBP
ZAR 6,540 ZAR
View
Price last confirmed 8 days ago
Retailer 8
-
£314 GBP
View
Price last confirmed 8 days ago
Retailer 9
-
£368 GBP
$493 USD
View
Price last confirmed 7 days ago
Retailer 10
-
£428 GBP
$574 USD
View
Price last confirmed 7 days ago
Retailer 11
-
£437 GBP
A$901 AUD
View
Price last confirmed 7 days ago
Retailer 12
-
£575 GBP
$770 USD
View
Price last confirmed 9 days ago
Retailer 13
-
£576 GBP
$772 USD
View
Price last confirmed 8 days ago
Retailer 14
-
£615 GBP
$823 USD
View
Price last confirmed 7 days ago
Retailer 15
-
£616 GBP
$825 USD
View
Price last confirmed 9 days ago
Retailer 16
-
£840 GBP
View
Price last confirmed 10 days ago
Retailer 17
-
£874 GBP
$1,172 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
22288860A · Oct 26
£1,045 GBP
$1,400 USD
View
17 more retailers have this diamond

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.

B
1.42ct Oval
£1,045 GBP