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Oval|Lab Grown|IGI

0.90ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG499190450

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG499190450

Diamond specifications and retailer prices

From $610 USD
As of October 29, 2026
Save $1,519 USD (71%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,448 USD at Friendly Diamonds · As of October 26, 2026
View at Friendly Diamonds

About this 0.9ct lab-grown oval diamond

This 0.9ct lab-grown oval sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499190450 or 499190450. Listed at 11 retailers as of October 28, 2026, with a 249% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.90
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499190450
Dimensions8.13 × 5.42 × 3.16 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.13 mm5.42 mm0.90 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499190450
Side View
Table 59.0%Crown 33.2°Girdle: THN-MEDPavilion 39.4°Culet: NoneDepth 58.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,448 USD|Low: $610 USD|High: $3,904 USD|Avg: $1,599 USD
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 5$610 USD
Retailer 8$726 USD
Retailer 4$979 USD
Retailer 7$1,096 USD
Retailer 2$1,752 USD
Retailer 6$1,815 USD
Friendly Diamonds$2,448 USD
Retailer 3$3,857 USD

41 data points across 8 retailers

11 retailers$610 USD to $2,129 USD

B+
Cheapest Retailer
-
$610 USD
B
Retailer 2
-
$979 USD
View
B
Retailer 3
-
$1,065 USD
View
B
Retailer 4
-
$1,096 USD
View
Final sale: no returns
B
Retailer 5
-
$1,136 USD
View
Retailer 6
-
$1,136 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
$1,752 USD
£1,379 GBP
View
B
Retailer 8
-
$1,815 USD
View
B
Retailer 9
-
$2,129 USD
View
Most Expensive
Friendly Diamonds
2234444 · Oct 26
$2,448 USD
View
Price under review
9 more retailers have this diamond
Prices start from $610 USDSave up to $1,519 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.

B+
0.90ct Oval
$610 USD