Asscher|Lab Grown|IGI

3.00ct J SI1 Asscher Lab Grown Diamond

ID • J/SI1 • IGI LG432012465

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG432012465

Diamond specifications and retailer prices

From $9,799 NZD
$5,523 USD
As of October 31, 2026
Save $10,968 NZD (53%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $20,767 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 3ct lab-grown asscher diamond

This 3ct lab-grown asscher sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG432012465 or 432012465. Listed at 5 retailers as of October 29, 2026, with prices from $9,799 to $20,767, a $10,968 spread on the same certified stone. MOH London lists it at $20,767. 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

3.00
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle16.6°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG432012465
Dimensions8.05 × 7.97 × 4.83 mm
L/W Ratio1.01
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
8.05 mm7.97 mm3.00 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG432012465
Side View
Table 63.5%Crown 16.6°Girdle: Slightly ThickPavilion 34.8°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $20,767 NZD|Low: $9,799 NZD|High: $20,934 NZD|Avg: $13,000 NZD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 4$9,799 NZD
Retailer 3$10,153 NZD
Retailer 7$10,193 NZD
Retailer 5$11,221 NZD
Retailer 6$13,079 NZD
Retailer 2$15,692 NZD
MOH London$20,767 NZD

13 data points across 7 retailers

5 retailers$9,799 NZD to $20,767 NZD

B+
Cheapest Retailer
-
$9,799 NZD
$5,523 USD
Final sale: no returns
Retailer 2
-
$10,153 NZD
$5,722 USD
View
Price last confirmed 19 days ago
B+
Retailer 3
-
$10,193 NZD
$5,745 USD
View
B+
Retailer 4
-
$15,692 NZD
$8,844 USD
View
Most Expensive
B
MOH London
LG432012465 · Oct 29
$20,767 NZD
£9,216 GBP
View
4 more retailers have this diamond
Prices start from $9,799 NZDSave up to $10,968 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.

B+
3.00ct Asscher
$9,799 NZD