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Oval|Lab Grown|IGI

1.03ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG703511338

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG703511338

Diamond specifications and retailer prices

From $244 USD
As of October 29, 2026
Save $832 USD (77%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,076 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.03ct lab-grown oval diamond

This 1.03ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG703511338 or 703511338. Listed at 6 retailers as of October 29, 2026, with prices from $244 to $1,076, a $832 spread on the same certified stone. MOH London lists it at $1,076. 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

1.03
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG703511338
Dimensions8.56 × 5.64 × 3.41 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
8.56 mm5.64 mm1.03 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG703511338
Side View
Table 60.0%Crown 35.6°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
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: $1,076 USD|Low: $244 USD|High: $1,139 USD|Avg: $629 USD|-5.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 5$244 USD
Retailer 3$422 USD
Retailer 4$480 USD
Retailer 2$493 USD
Retailer 7$748 USD
Retailer 6$1,030 USD
MOH London$1,076 USD

32 data points across 7 retailers

6 retailers$244 USD to $1,076 USD

A
Cheapest Retailer
-
$244 USD
B+
Retailer 2
-
$422 USD
View
B+
Retailer 3
-
$480 USD
View
B+
Retailer 4
-
$493 USD
£388 GBP
View
B
Retailer 5
-
$1,030 USD
View
Most Expensive
B
MOH London
LG703511338 · Oct 29
$1,076 USD
£847 GBP
View
5 more retailers have this diamond
Prices start from $244 USDSave up to $832 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
1.03ct Oval
$244 USD