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Oval|Lab Grown|IGI

1.58ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG629483623

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG629483623

Diamond specifications and retailer prices

From $351 NZD
$198 USD
As of October 29, 2026
Save $1,697 NZD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,048 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.58ct lab-grown oval diamond

This 1.58ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG629483623 or 629483623. Listed at 11 retailers as of October 29, 2026, with prices from $351 to $2,048, a $1,697 spread on the same certified stone. MOH London lists it at $2,048. 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

1.58
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629483623
Dimensions9.62 × 6.57 × 4.09 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
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
9.62 mm6.57 mm1.58 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629483623
Side View
Table 58.0%Crown 34°Girdle: THN-MEDPavilion 41.8°Culet: NoneDepth 62.3%

Caratlytics Score

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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: Oct 29
Current: $2,048 NZD|Low: $351 NZD|High: $3,726 NZD|Avg: $1,221 NZD
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 30, 2026
Retailer 9$351 NZD
Retailer 3$408 NZD
Retailer 10$436 NZD
Retailer 13$500 NZD
Retailer 2$559 NZD
Retailer 14$756 NZD
Retailer 8$797 NZD
Retailer 4$859 NZD
Retailer 12$868 NZD
Retailer 11$896 NZD
Retailer 15$1,400 NZD
Retailer 7$1,783 NZD
Retailer 5$1,971 NZD
MOH London$2,048 NZD
Retailer 6$3,726 NZD

4 data points across 15 retailers

11 retailers$351 NZD to $2,048 NZD

A
Cheapest Retailer
-
$351 NZD
$198 USD
A
Retailer 2
-
$408 NZD
$230 USD
View
A
Retailer 3
-
$436 NZD
$246 USD
View
A
Retailer 4
-
$500 NZD
HK$2,200 HKD
View
A
Retailer 5
-
$559 NZD
£248 GBP
View
B+
Retailer 6
-
$756 NZD
$426 USD
View
A
Retailer 7
-
$797 NZD
£354 GBP
View
A
Retailer 8
-
$868 NZD
$489 USD
View
A
Retailer 9
-
$896 NZD
$505 USD
View
B
Retailer 10
-
$1,400 NZD
$789 USD
View
Most Expensive
B
MOH London
LG629483623 · Oct 29
$2,048 NZD
£909 GBP
View
10 more retailers have this diamond
Prices start from $351 NZDSave up to $1,697 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
1.58ct Oval
$351 NZD