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Round|Lab Grown|IGI

1.42ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG800678679

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800678679

Diamond specifications and retailer prices

From $1,277 NZD
$720 USD
As of October 30, 2026
Save $3,270 NZD (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,547 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 1.42ct lab-grown round diamond

This 1.42ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800678679 or 800678679. Listed at 14 retailers as of October 26, 2026, with prices from $1,277 to $4,547, a $3,270 spread on the same certified stone. MOH London lists it at $4,547. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800678679
Dimensions7.18 × 7.21 × 4.46 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.18 mm7.21 mm1.42 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800678679
Side View
Table 57.0%Crown 35.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,547 NZD|Low: $1,277 NZD|High: $4,828 NZD|Avg: $2,709 NZD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 3$1,277 NZD
Retailer 5$1,385 NZD
Retailer 12$1,400 NZD
Retailer 4$1,540 NZD
Retailer 2$1,669 NZD
Retailer 8$1,804 NZD
Retailer 10$1,869 NZD
Retailer 6$1,935 NZD
Retailer 15$2,550 NZD
Retailer 9$3,460 NZD
Retailer 11$3,478 NZD
Retailer 13$3,751 NZD
Retailer 14$4,122 NZD
MOH London$4,547 NZD
Retailer 7$4,828 NZD

31 data points across 15 retailers

14 retailers$1,277 NZD to $4,547 NZD

A
Cheapest Retailer
-
$1,277 NZD
$720 USD
A
Retailer 2
-
$1,385 NZD
HK$6,100 HKD
View
A
Retailer 3
-
$1,400 NZD
$789 USD
View
A
Retailer 4
-
$1,540 NZD
$868 USD
View
A
Retailer 5
-
$1,669 NZD
€896 EUR
View
B+
Retailer 6
-
$1,804 NZD
£800 GBP
View
B+
Retailer 7
-
$1,869 NZD
ZAR 17,020 ZAR
View
B+
Retailer 8
-
$1,935 NZD
A$1,678 AUD
View
B+
Retailer 9
-
$2,550 NZD
$1,437 USD
View
B+
Retailer 10
-
$3,460 NZD
$1,950 USD
View
B
Retailer 11
-
$3,478 NZD
$1,960 USD
View
B
Retailer 12
-
$3,751 NZD
$2,114 USD
View
B
Retailer 13
-
$4,122 NZD
$2,323 USD
View
Most Expensive
B
MOH London
LG800678679 · Oct 26
$4,547 NZD
£2,018 GBP
View
13 more retailers have this diamond
Prices start from $1,277 NZDSave up to $3,270 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
1.42ct Round
$1,277 NZD