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Oval|Lab Grown|IGI

1.58ct D SI1 Oval Lab Grown Diamond

VG • D/SI1 • IGI LG843657203

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843657203

Diamond specifications and retailer prices

From $765 NZD
$431 USD
As of November 1, 2026
Save $1,290 NZD (63%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,055 NZD at MOH London · As of November 1, 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 D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG843657203 or 843657203. Listed at 5 retailers as of November 1, 2026, with prices from $765 to $2,055, a $1,290 spread on the same certified stone. MOH London lists it at $2,055. 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

1.58
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843657203
Dimensions9.80 × 6.62 × 3.97 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.80 mm6.62 mm1.58 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843657203
Side View
Table 62.0%Crown 32.5°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 60.0%

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 1
Current: $2,055 NZD|Low: $765 NZD|High: $2,055 NZD|Avg: $1,255 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 4$765 NZD
Retailer 5$799 NZD
Retailer 2$942 NZD
Retailer 3$1,712 NZD
MOH London$2,055 NZD

1 data point across 5 retailers

5 retailers$765 NZD to $2,055 NZD

B+
Cheapest Retailer
-
$765 NZD
$431 USD
A
Retailer 2
-
$799 NZD
£354 GBP
View
B+
Retailer 3
-
$942 NZD
$531 USD
View
B
Retailer 4
-
$1,712 NZD
$965 USD
View
Most Expensive
B
MOH London
LG843657203 · Nov 1
$2,055 NZD
£912 GBP
View
4 more retailers have this diamond
Prices start from $765 NZDSave up to $1,290 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
$765 NZD