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Asscher|Lab Grown|IGI

1.58ct F SI1 Asscher Lab Grown Diamond

ID • F/SI1 • IGI LG588354401

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG588354401

Diamond specifications and retailer prices

From $541 NZD
As of November 6, 2026
Save $2,958 NZD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,500 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.58ct lab-grown asscher diamond

This 1.58ct lab-grown asscher sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG588354401 or 588354401. Listed at 10 retailers as of November 2, 2026, with prices from $541 to $3,500, a $2,958 spread on the same certified stone. Do Amore Diamonds lists it at $3,500. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588354401
Dimensions6.51 × 6.47 × 4.10 mm
L/W Ratio1.01
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
6.51 mm6.47 mm1.58 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588354401
Side View
Table 63.0%Crown 33.8°Girdle: MediumPavilion 38°Culet: NoneDepth 63.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $3,500 NZD|Low: $274 NZD|High: $3,500 NZD|Avg: $1,291 NZD|+2.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10$274 NZD
Retailer 3$541 NZD
Retailer 6$612 NZD
Retailer 5$678 NZD
Retailer 2$805 NZD
Retailer 7$1,028 NZD
Retailer 8$1,627 NZD
Retailer 9$1,963 NZD
Retailer 4$3,157 NZD
Do Amore Diamonds$3,500 NZD

25 data points across 10 retailers

10 retailers$541 NZD to $3,500 NZD

A
Cheapest Retailer
-
$541 NZD
B+
Retailer 2
-
$612 NZD
View
A
Retailer 3
-
$678 NZD
View
A
Retailer 4
-
$805 NZD
View
A
Retailer 5
-
$1,028 NZD
View
B+
Retailer 6
-
$1,409 NZD
View
B+
Retailer 7
-
$1,627 NZD
View
Retailer 8
-
$1,963 NZD
View
Price last confirmed 12 days ago
B
Retailer 9
-
$3,157 NZD
View
Most Expensive
B
Do Amore Diamonds
27-18CF7E8E8 · Nov 2
$3,500 NZD
$1,940 USD
View
9 more retailers have this diamond
Prices start from $541 NZDSave up to $2,958 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 Asscher
$541 NZD