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Asscher|Lab Grown|IGI

4.08ct F SI1 Asscher Lab Grown Diamond

ID • F/SI1 • IGI LG645483471

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG645483471

Diamond specifications and retailer prices

From $798 NZD
$449 USD
As of November 2, 2026
Save $3,725 NZD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,523 NZD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 4.08ct lab-grown asscher diamond

This 4.08ct lab-grown asscher sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG645483471 or 645483471. Listed at 14 retailers as of November 1, 2026, with prices from $798 to $4,523, a $3,725 spread on the same certified stone. Rare Carat lists it at $4,523. 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

4.08
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645483471
Dimensions8.83 × 8.80 × 5.85 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.83 mm8.80 mm4.08 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645483471
Side View
Table 66.0%Crown 39.9°Girdle: MediumPavilion 40.4°Culet: NoneDepth 66.5%

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 2
Current: $4,523 NZD|Low: $798 NZD|High: $11,712 NZD|Avg: $3,181 NZD|-32.3%
Rare Carat
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
Retailer 16
November 2, 2026
Retailer 5$798 NZD
Retailer 2$853 NZD
Retailer 4$894 NZD
Retailer 11$988 NZD
Retailer 15$1,092 NZD
Retailer 12$1,244 NZD
Retailer 3$1,552 NZD
Retailer 14$1,601 NZD
Retailer 9$1,636 NZD
Retailer 6$2,219 NZD
Retailer 10$2,659 NZD
Retailer 16$3,180 NZD
Retailer 13$3,652 NZD
Rare Carat$4,523 NZD
Retailer 8$8,025 NZD
Retailer 7$11,712 NZD

7 data points across 16 retailers

14 retailers$798 NZD to $4,523 NZD

A
Cheapest Retailer
-
$798 NZD
$449 USD
A
Retailer 2
-
$853 NZD
£378 GBP
View
A
Retailer 3
-
$894 NZD
$503 USD
View
A
Retailer 4
-
$988 NZD
$556 USD
View
A
Retailer 5
-
$1,092 NZD
HK$4,800 HKD
View
A
Retailer 6
-
$1,244 NZD
$700 USD
View
B+
Retailer 7
-
$1,552 NZD
$873 USD
View
A
Retailer 8
-
$1,601 NZD
$901 USD
View
A
Retailer 9
-
$1,636 NZD
£725 GBP
View
B+
Retailer 10
-
$2,659 NZD
$1,496 USD
View
B+
Retailer 11
-
$3,180 NZD
$1,789 USD
View
B+
Retailer 12
-
$3,652 NZD
£1,618 GBP
View
B+
Retailer 13
-
$3,716 NZD
£1,646 GBP
View
Most Expensive
B
Rare Carat
KI4714834KF645 · Nov 1
$4,523 NZD
$2,545 USD
View
13 more retailers have this diamond
Prices start from $798 NZDSave up to $3,725 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
4.08ct Asscher
$798 NZD