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1.00ct E SI2 Round Lab Grown Diamond

EX • E/SI2 • IGI LG750577442

Shape and cutting style on the report: Round brilliant

Certificate IGI LG750577442

Diamond specifications and retailer prices

From $452 NZD
As of November 5, 2026
Save $1,109 NZD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,561 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG750577442 or 750577442. Listed at 7 retailers as of November 4, 2026, with prices from $452 to $1,561, a $1,109 spread on the same certified stone. MOH London lists it at $1,561. 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

1.00
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750577442
Dimensions6.42 × 6.38 × 3.94 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.42 mm6.38 mm1.00 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750577442
Side View
Table 59.0%Crown 33.3°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.6%

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: Nov 5
Current: $1,561 NZD|Low: $452 NZD|High: $1,584 NZD|Avg: $859 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 6$452 NZD
Retailer 3$560 NZD
Retailer 4$567 NZD
Retailer 2$575 NZD
Retailer 5$740 NZD
Retailer 7$1,350 NZD
MOH London$1,561 NZD

41 data points across 7 retailers

7 retailers$452 NZD to $1,561 NZD

A
Cheapest Retailer
-
$452 NZD
A
Retailer 2
-
$560 NZD
View
A
Retailer 3
-
$560 NZD
View
B+
Retailer 4
-
$567 NZD
View
B+
Retailer 5
-
$575 NZD
View
B+
Retailer 6
-
$740 NZD
View
Most Expensive
B
MOH London
LG750577442 · Nov 4
$1,561 NZD
£691 GBP
View
6 more retailers have this diamond
Prices start from $452 NZDSave up to $1,109 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
1.00ct Round
$452 NZD