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Asscher|Lab Grown|IGI

2.57ct D SI2 Asscher Lab Grown Diamond

ID • D/SI2 • IGI LG700572092

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG700572092

Diamond specifications and retailer prices

From $641 AUD
$450 USD
As of October 27, 2026
Save $1,916 AUD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,556 AUD at NZ Jewellers · As of October 29, 2026
View at NZ Jewellers

About this 2.57ct lab-grown asscher diamond

This 2.57ct lab-grown asscher sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG700572092 or 700572092. Listed at 9 retailers as of October 27, 2026, with prices from $641 to $2,556, a $1,916 spread on the same certified stone. NZ Jewellers lists it at $2,556. 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

2.57
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700572092
Dimensions7.56 × 7.53 × 5.12 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.56 mm7.53 mm2.57 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700572092
Side View
Table 64.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 68.0%

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: Oct 27
Current: $2,556 AUD|Low: $641 AUD|High: $5,245 AUD|Avg: $2,068 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 12$641 AUD
Retailer 11$719 AUD
Retailer 7$796 AUD
Retailer 9$875 AUD
Retailer 2$1,021 AUD
Retailer 8$1,200 AUD
Retailer 13$1,211 AUD
Retailer 10$1,245 AUD
Retailer 6$1,315 AUD
NZ Jewellers$2,556 AUD
Retailer 5$3,648 AUD
Retailer 3$4,911 AUD
Retailer 4$5,245 AUD

4 data points across 13 retailers

9 retailers$641 AUD to $2,556 AUD

A
Cheapest Retailer
-
$641 AUD
$450 USD
A
Retailer 2
-
$719 AUD
$505 USD
View
A
Retailer 3
-
$796 AUD
$559 USD
View
A
Retailer 4
-
$875 AUD
HK$4,800 HKD
View
A
Retailer 5
-
$1,021 AUD
£565 GBP
View
B+
Retailer 6
-
$1,200 AUD
$843 USD
View
B+
Retailer 7
-
$1,245 AUD
$875 USD
View
B+
Retailer 8
-
$1,315 AUD
£728 GBP
View
Most Expensive
B
NZ Jewellers
d9c95d0f-7636-4f8c-b86d-5c49e38fadff · Oct 29
$2,556 AUD
$1,796 USD
View
8 more retailers have this diamond
Prices start from $641 AUDSave up to $1,916 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
2.57ct Asscher
$641 AUD