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Oval|Lab Grown|IGI

1.22ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG733546426

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG733546426

Diamond specifications and retailer prices

From $655 NZD
As of November 6, 2026
Save $1,155 NZD (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,810 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1.22ct lab-grown oval diamond

This 1.22ct 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 LG733546426 or 733546426. Listed at 7 retailers as of November 5, 2026, with prices from $655 to $1,810, a $1,155 spread on the same certified stone. MOH London lists it at $1,810. 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

1.22
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733546426
Dimensions8.53 × 5.95 × 3.74 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.53 mm5.95 mm1.22 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733546426
Side View
Table 60.0%Crown 32.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.9%

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: $1,810 NZD|Low: $570 NZD|High: $1,837 NZD|Avg: $944 NZD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2$655 NZD
Retailer 3$687 NZD
Retailer 6$693 NZD
Retailer 7$729 NZD
Retailer 5$972 NZD
Retailer 4$1,046 NZD
MOH London$1,810 NZD

39 data points across 7 retailers

7 retailers$655 NZD to $1,810 NZD

A
Cheapest Retailer
-
$655 NZD
A
Retailer 2
-
$687 NZD
View
A
Retailer 3
-
$693 NZD
View
A
Retailer 4
-
$729 NZD
View
B+
Retailer 5
-
$972 NZD
View
B+
Retailer 6
-
$1,046 NZD
View
Most Expensive
B
MOH London
LG733546426 · Nov 5
$1,810 NZD
£790 GBP
View
6 more retailers have this diamond
Prices start from $655 NZDSave up to $1,155 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
1.22ct Oval
$655 NZD