Oval|Lab Grown|IGI

3.11ct H SI2 Oval Lab Grown Diamond

ID • H/SI2 • IGI LG632450386

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG632450386

Diamond specifications and retailer prices

From $323 USD
As of October 29, 2026
Save $1,414 USD (81%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,737 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.11ct lab-grown oval diamond

This 3.11ct lab-grown oval sits in the three to five carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG632450386 or 632450386. Listed at 6 retailers as of October 29, 2026, with prices from $323 to $1,737, a $1,414 spread on the same certified stone. MOH London lists it at $1,737. 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

3.11
Carat
H
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632450386
Dimensions12.06 × 8.08 × 5.03 mm
L/W Ratio1.49
Girdle conditionFaceted
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
12.06 mm8.08 mm3.11 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632450386
Side View
Table 61.0%Crown 34.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

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: $1,737 USD|Low: $323 USD|High: $3,570 USD|Avg: $1,449 USD|-7.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 4$323 USD
Retailer 2$375 USD
Retailer 6$648 USD
Retailer 8$919 USD
Retailer 3$1,175 USD
Retailer 5$1,422 USD
MOH London$1,737 USD
Retailer 7$3,570 USD

14 data points across 8 retailers

6 retailers$323 USD to $1,737 USD

A
Cheapest Retailer
-
$323 USD
A
Retailer 2
-
$375 USD
View
B+
Retailer 3
-
$648 USD
View
A
Retailer 4
-
$1,175 USD
View
B+
Retailer 5
-
$1,422 USD
View
Most Expensive
B+
MOH London
LG632450386 · Oct 29
$1,737 USD
£1,368 GBP
View
5 more retailers have this diamond
Prices start from $323 USDSave up to $1,414 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
3.11ct Oval
$323 USD