Oval|Lab Grown|IGI

1.42ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG828634972

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG828634972

Diamond specifications and retailer prices

From $221 USD
As of October 29, 2026
Save $883 USD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,104 USD at MOH London · As of October 29, 2026
View at MOH London

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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG828634972 or 828634972. Listed at 12 retailers as of October 29, 2026, with prices from $221 to $1,104, a $883 spread on the same certified stone. MOH London lists it at $1,104. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.42
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828634972
Dimensions9.21 × 6.29 × 3.96 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.21 mm6.29 mm1.42 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828634972
Side View
Table 56.0%Crown 34.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.0%

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: $1,104 USD|Low: $307 USD|High: $1,640 USD|Avg: $807 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 9$307 USD
Retailer 6$468 USD
Retailer 5$558 USD
Retailer 7$608 USD
Retailer 3$855 USD
Retailer 4$884 USD
Retailer 8$889 USD
Retailer 2$940 USD
MOH London$1,104 USD

14 data points across 9 retailers

12 retailers$221 USD to $1,104 USD

A
Cheapest Retailer
-
$221 USD
A
Retailer 2
-
$256 USD
View
A
Retailer 3
-
$307 USD
HK$2,400 HKD
View
A
Retailer 4
-
$468 USD
View
B+
Retailer 5
-
$558 USD
A$858 AUD
View
B+
Retailer 6
-
$608 USD
View
Retailer 7
-
$855 USD
View
Price last confirmed 9 days ago
B
Retailer 8
-
$881 USD
View
B
Retailer 9
-
$884 USD
View
B
Retailer 10
-
$889 USD
SGD 1,202 SGD
View
B
Retailer 11
-
$940 USD
View
Most Expensive
B
MOH London
LG828634972 · Oct 29
$1,104 USD
£869 GBP
View
11 more retailers have this diamond
Prices start from $221 USDSave up to $883 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 Oval
$221 USD