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Oval|Lab Grown|IGI

0.90ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG621448398

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG621448398

Diamond specifications and retailer prices

From $142 USD
As of October 27, 2026
Save $1,129 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,271 USD at MOH London · As of October 29, 2026
View at MOH London

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 LG621448398 or 621448398. Listed at 11 retailers as of October 27, 2026, with prices from $142 to $1,271, a $1,129 spread on the same certified stone. MOH London lists it at $1,271. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621448398
Dimensions7.84 × 5.42 × 3.42 mm
L/W Ratio1.45
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
7.84 mm5.42 mm0.90 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621448398
Side View
Table 61.0%Crown 35.4°Girdle: MED-STKPavilion 42°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 27
Current: $1,271 USD|Low: $142 USD|High: $1,271 USD|Avg: $381 USD
MOH London
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
October 29, 2026
Retailer 3$142 USD
Retailer 8$161 USD
Retailer 12$179 USD
Retailer 2$201 USD
Retailer 11$293 USD
Retailer 13$312 USD
Retailer 15$312 USD
Retailer 4$323 USD
Retailer 9$395 USD
Retailer 7$405 USD
Retailer 10$405 USD
Retailer 14$487 USD
Retailer 6$593 USD
Retailer 5$600 USD
MOH London$1,271 USD

3 data points across 15 retailers

11 retailers$142 USD to $1,271 USD

A
Cheapest Retailer
-
$142 USD
A
Retailer 2
-
$161 USD
View
A
Retailer 3
-
$179 USD
HK$1,400 HKD
View
A
Retailer 4
-
$201 USD
£158 GBP
View
A
Retailer 5
-
$293 USD
View
A
Retailer 6
-
$312 USD
£245 GBP
View
A
Retailer 7
-
$312 USD
£246 GBP
View
B+
Retailer 8
-
$395 USD
View
B+
Retailer 9
-
$405 USD
View
B+
Retailer 10
-
$487 USD
View
Most Expensive
B
MOH London
LG621448398 · Oct 29
$1,271 USD
£1,001 GBP
View
10 more retailers have this diamond
Prices start from $142 USDSave up to $1,129 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
0.90ct Oval
$142 USD