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Asscher|Lab Grown|IGI

4.00ct G SI1 Asscher Lab Grown Diamond

ID • G/SI1 • IGI LG626459174

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG626459174

Diamond specifications and retailer prices

From $5,334 NZD
£2,362 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: $5,334 NZD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 4ct lab-grown asscher diamond

This 4ct lab-grown asscher sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG626459174 or 626459174. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

4.00
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626459174
Dimensions8.66 × 8.61 × 5.83 mm
L/W Ratio1.01
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
8.66 mm8.61 mm4.00 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626459174
Side View
Table 64.0%Crown 38.3°Girdle: MediumPavilion 40.5°Culet: NoneDepth 67.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $1,012 NZD|Low: $1,012 NZD|High: $9,975 NZD|Avg: $4,988 NZD|-11.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
March 25, 2026
Retailer 1$1,012 NZD
Retailer 4$1,734 NZD
Retailer 3$2,557 NZD
Retailer 2$6,276 NZD
Retailer 6$6,360 NZD
Retailer 5$9,975 NZD

16 data points across 6 retailers

1 retailer

B
Diamond Quarter
4.0SI1GLG745D97N · Nov 2
$5,334 NZD
£2,362 GBP
View

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.

B
4.00ct Asscher
$5,334 NZD