Cushion|Lab Grown|IGI

0.46ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG653417926

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG653417926

Diamond specifications and retailer prices

From $526 AUD
£291 GBP
As of October 29, 2026
Save $166 AUD (24%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $992 AUD at Taylor and Hart · As of October 21, 2026
View at Taylor and Hart

About this 0.46ct lab-grown cushion diamond

This 0.46ct lab-grown cushion sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG653417926 or 653417926. Listed at 14 retailers as of October 25, 2026, with a 32% 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

0.46
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653417926
Dimensions5.39 × 4.09 × 2.67 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.39 mm4.09 mm0.46 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653417926
Side View
Table 64.0%Crown 35.9°Girdle: MED-STKPavilion 36.6°Culet: NoneDepth 65.3%

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 29
Current: $375 AUD|Low: $112 AUD|High: $1,940 AUD|Avg: $537 AUD|-10.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
October 23, 2026
Retailer 11$117 AUD
Retailer 2$189 AUD
Retailer 3$224 AUD
Retailer 4$313 AUD
Retailer 13$352 AUD
Retailer 1$375 AUD
Retailer 9$401 AUD
Retailer 12$426 AUD
Retailer 7$432 AUD
Retailer 5$554 AUD
Retailer 6$585 AUD
Retailer 10$692 AUD
Taylor and Hart$992 AUD
Retailer 8$1,940 AUD

33 data points across 14 retailers

14 retailers$526 AUD to $692 AUD

Retailer 1
-
$117 AUD
$82 USD
Price last confirmed 9 days ago
Retailer 2
-
$224 AUD
$157 USD
View
Price last confirmed 15 days ago
Retailer 3
-
$313 AUD
$220 USD
View
Price last confirmed 11 days ago
Retailer 4
-
$352 AUD
$247 USD
View
Price last confirmed 10 days ago
Retailer 5
-
$375 AUD
£207 GBP
View
Price last confirmed 9 days ago
Retailer 6
-
$426 AUD
$300 USD
View
Price last confirmed 10 days ago
Retailer 7
-
$432 AUD
£239 GBP
View
Price last confirmed 10 days ago
B+
Retailer 8
-
$526 AUD
£291 GBP
View
Retailer 9
-
$554 AUD
£306 GBP
View
Price last confirmed 17 days ago
Retailer 10
-
$585 AUD
CA$571 CAD
View
Price last confirmed 9 days ago
B
Retailer 11
-
$692 AUD
$486 USD
View
Retailer 12
-
$992 AUD
$697 USD
View
Price last confirmed 10 days ago
Most Expensive
Taylor and Hart
FL4ZT52 · Oct 21
$992 AUD
$697 USD
View
Price last confirmed 10 days ago
12 more retailers have this diamond
Prices start from $526 AUDSave up to $166 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.

B+
0.46ct Cushion
$526 AUD