Cushion|Lab Grown|IGI

1.54ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG833639797

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG833639797

Diamond specifications and retailer prices

From $412 AUD
£228 GBP
As of October 24, 2026
Save $1,131 AUD (73%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,552 AUD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG833639797 or 833639797. Listed at 9 retailers as of October 24, 2026, with a 275% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833639797
Dimensions8.45 × 5.82 × 3.95 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.45 mm5.82 mm1.54 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833639797
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 67.9%

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 24
Current: $1,552 AUD|Low: $411 AUD|High: $1,590 AUD|Avg: $1,215 AUD|-1.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 24, 2026
Retailer 2$412 AUD
Retailer 5$620 AUD
Retailer 8$841 AUD
Retailer 3$864 AUD
Retailer 7$1,382 AUD
Retailer 4$1,490 AUD
Retailer 9$1,532 AUD
Retailer 6$1,543 AUD
Rare Carat$1,552 AUD

27 data points across 9 retailers

9 retailers$412 AUD to $1,543 AUD

A
Cheapest Retailer
-
$412 AUD
£228 GBP
Retailer 2
-
$620 AUD
€415 EUR
View
Price last confirmed 9 days ago
Retailer 3
-
$841 AUD
$591 USD
View
Price last confirmed 9 days ago
Retailer 4
-
$864 AUD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$1,382 AUD
$971 USD
View
Retailer 6
-
$1,490 AUD
£824 GBP
View
Price last confirmed 12 days ago
Retailer 7
-
$1,532 AUD
SGD 1,454 SGD
View
Price last confirmed 20 days ago
B
Retailer 8
-
$1,543 AUD
$1,084 USD
View
Most Expensive
Rare Carat
LGLCU15-144108 · Oct 21
$1,552 AUD
$1,090 USD
View
Price last confirmed 11 days ago
8 more retailers have this diamond
Prices start from $412 AUDSave up to $1,131 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
1.54ct Cushion
$412 AUD