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Cushion|Lab Grown|IGI

0.92ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG512221204

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG512221204

Diamond specifications and retailer prices

From $420 AUD
$295 USD
As of October 30, 2026
Save $1,455 AUD (78%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,475 AUD at Allurez · As of October 26, 2026
View at Allurez

About this 0.92ct lab-grown cushion diamond

This 0.92ct lab-grown cushion sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512221204 or 512221204. Listed at 6 retailers as of October 29, 2026, with a 346% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.92
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512221204
Dimensions6.23 × 5.01 × 3.49 mm
L/W Ratio1.24
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.23 mm5.01 mm0.92 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512221204
Side View
Table 64.5%Crown 38.7°Girdle: MED-THKPavilion 38°Culet: NoneDepth 69.7%

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: $888 AUD|Low: $300 AUD|High: $2,000 AUD|Avg: $1,113 AUD|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 5$420 AUD
Retailer 7$631 AUD
Retailer 2$743 AUD
Retailer 4$774 AUD
Retailer 1$888 AUD
Retailer 8$1,869 AUD
Retailer 3$1,875 AUD
Retailer 6$2,000 AUD

41 data points across 8 retailers

6 retailers$420 AUD to $1,875 AUD

A
Cheapest Retailer
-
$420 AUD
$295 USD
Final sale: no returns
B+
Retailer 2
-
$743 AUD
€497 EUR
View
B+
Retailer 3
-
$774 AUD
$544 USD
View
B+
Retailer 4
-
$888 AUD
£491 GBP
View
B
Retailer 5
-
$1,875 AUD
£1,037 GBP
View
Most Expensive
Allurez
1919806 · Oct 26
$4,475 AUD
$3,144 USD
View
Price under review
5 more retailers have this diamond
Prices start from $420 AUDSave up to $1,455 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
0.92ct Cushion
$420 AUD