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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 $583 NZD
As of November 6, 2026
Save $2,535 NZD (81%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,118 NZD at MOH London · As of November 1, 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 November 1, 2026, with prices from $583 to $3,118, a $2,535 spread on the same certified stone. MOH London lists it at $3,118. 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
Colour
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: Nov 6
Current: $3,118 NZD|Low: $583 NZD|High: $6,440 NZD|Avg: $2,586 NZD|-8.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4$583 NZD
Retailer 2$676 NZD
Retailer 6$1,169 NZD
Retailer 8$1,658 NZD
Retailer 3$2,120 NZD
Retailer 5$2,565 NZD
MOH London$3,118 NZD
Retailer 7$6,440 NZD

15 data points across 8 retailers

6 retailers$583 NZD to $3,118 NZD

A
Cheapest Retailer
-
$583 NZD
A
Retailer 2
-
$676 NZD
View
B+
Retailer 3
-
$1,169 NZD
View
A
Retailer 4
-
$2,120 NZD
View
B+
Retailer 5
-
$2,565 NZD
View
Most Expensive
B+
MOH London
LG632450386 · Nov 1
$3,118 NZD
£1,361 GBP
View
5 more retailers have this diamond
Prices start from $583 NZDSave up to $2,535 NZD

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
$583 NZD