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Oval|Lab Grown|IGI

1.91ct E SI1 Oval Lab Grown Diamond

VG • E/SI1 • IGI LG530203619

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG530203619

Diamond specifications and retailer prices

From $457 USD
As of October 28, 2026
Save $615 USD (57%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,072 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.91ct lab-grown oval diamond

This 1.91ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG530203619 or 530203619. Listed at 4 retailers as of October 26, 2026, with prices from $457 to $1,072, a $615 spread on the same certified stone. MOH London lists it at $1,072. 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

1.91
Carat
E
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530203619
Dimensions9.78 × 7.14 × 4.39 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.
Top View
9.78 mm7.14 mm1.91 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530203619
Side View
Table 60.5%Crown 35.7°Girdle: THN-MEDPavilion 40.1°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $1,072 USD|Low: $360 USD|High: $1,083 USD|Avg: $669 USD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 3$457 USD
Retailer 2$494 USD
Retailer 4$682 USD
MOH London$1,072 USD

33 data points across 4 retailers

4 retailers$457 USD to $1,072 USD

B+
Cheapest Retailer
-
$457 USD
A
Retailer 2
-
$494 USD
£389 GBP
View
B+
Retailer 3
-
$682 USD
View
Most Expensive
B
MOH London
LG530203619 · Oct 26
$1,072 USD
£844 GBP
View
3 more retailers have this diamond
Prices start from $457 USDSave up to $615 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
1.91ct Oval
$457 USD