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Asscher|Lab Grown|IGI

3.39ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG688511522

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG688511522

Diamond specifications and retailer prices

From $565 AUD
HK$3,100 HKD
As of October 30, 2026
Save $2,021 AUD (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,586 AUD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 3.39ct lab-grown asscher diamond

This 3.39ct lab-grown asscher sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG688511522 or 688511522. Listed at 7 retailers as of October 29, 2026, with prices from $565 to $2,586, a $2,021 spread on the same certified stone. Diamond Quarter lists it at $2,586. 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

3.39
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG688511522
Dimensions8.30 × 8.30 × 5.52 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.30 mm8.30 mm3.39 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG688511522
Side View
Table 63.0%Crown 38.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 66.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $620 AUD|Low: $565 AUD|High: $7,915 AUD|Avg: $2,499 AUD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 6$565 AUD
Retailer 1$620 AUD
Retailer 4$726 AUD
Retailer 8$831 AUD
Retailer 3$891 AUD
Retailer 5$982 AUD
Retailer 9$1,420 AUD
Retailer 7$4,128 AUD
Retailer 2$5,813 AUD
Retailer 10$7,915 AUD

3 data points across 10 retailers

7 retailers$565 AUD to $2,586 AUD

A
Cheapest Retailer
-
$565 AUD
HK$3,100 HKD
A
Retailer 2
-
$620 AUD
£343 GBP
View
A
Retailer 3
-
$726 AUD
$510 USD
View
B+
Retailer 4
-
$831 AUD
$584 USD
View
A
Retailer 5
-
$891 AUD
£493 GBP
View
A
Retailer 6
-
$982 AUD
$690 USD
View
Most Expensive
B
Diamond Quarter
3.39SI1ELG22DBBDN · Oct 29
$2,586 AUD
£1,431 GBP
View
6 more retailers have this diamond
Prices start from $565 AUDSave up to $2,021 AUD

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
3.39ct Asscher
$565 AUD