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Oval|Lab Grown|IGI

1.40ct F SI1 Oval Lab Grown Diamond

VG • F/SI1 • IGI LG847679022

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG847679022

Diamond specifications and retailer prices

From $485 NZD
£215 GBP
As of November 2, 2026
Save $1,262 NZD (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,747 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1.4ct lab-grown oval diamond

This 1.4ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG847679022 or 847679022. Listed at 7 retailers as of November 2, 2026, with prices from $485 to $1,747, a $1,262 spread on the same certified stone. MOH London lists it at $1,747. 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

1.40
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847679022
Dimensions9.21 × 6.20 × 3.91 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.21 mm6.20 mm1.40 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847679022
Side View
Table 59.0%Crown 33.3°Girdle: STK-THKPavilion 41.3°Culet: NoneDepth 63.1%

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 2
Current: $1,747 NZD|Low: $485 NZD|High: $1,758 NZD|Avg: $1,017 NZD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 3$485 NZD
Retailer 7$507 NZD
Retailer 4$666 NZD
Retailer 5$933 NZD
Retailer 2$1,269 NZD
Retailer 6$1,299 NZD
MOH London$1,747 NZD

13 data points across 7 retailers

7 retailers$485 NZD to $1,747 NZD

A
Cheapest Retailer
-
$485 NZD
£215 GBP
B+
Retailer 2
-
$507 NZD
$285 USD
View
B+
Retailer 3
-
$666 NZD
£295 GBP
View
B+
Retailer 4
-
$933 NZD
$525 USD
View
B
Retailer 5
-
$1,269 NZD
$714 USD
View
B
Retailer 6
-
$1,299 NZD
$731 USD
View
Most Expensive
B
MOH London
LG847679022 · Nov 2
$1,747 NZD
£774 GBP
View
6 more retailers have this diamond
Prices start from $485 NZDSave up to $1,262 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
1.40ct Oval
$485 NZD