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Cushion|Lab Grown|IGI

1.57ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG841613516

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841613516

Diamond specifications and retailer prices

From $1,203 AUD
HK$6,600 HKD
As of October 31, 2026
Save $2,668 AUD (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,728 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.57ct lab-grown cushion diamond

This 1.57ct lab-grown cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841613516 or 841613516. Listed at 13 retailers as of October 31, 2026, with a 222% 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

1.57
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841613516
Dimensions8.48 × 6.43 × 4.16 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.48 mm6.43 mm1.57 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841613516
Side View
Table 55.0%Crown 34.5°Girdle: MED-STKPavilion 38.8°Culet: LargeDepth 64.7%

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: $4,728 AUD|Low: $1,203 AUD|High: $4,849 AUD|Avg: $2,360 AUD|-2.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 13$1,203 AUD
Retailer 4$1,220 AUD
Retailer 7$1,374 AUD
Retailer 2$1,459 AUD
Retailer 3$1,466 AUD
Retailer 8$1,577 AUD
Retailer 6$1,664 AUD
Retailer 9$1,879 AUD
Retailer 11$2,063 AUD
Retailer 5$3,461 AUD
Retailer 10$3,493 AUD
Retailer 12$3,871 AUD
MOH London$4,728 AUD

23 data points across 13 retailers

13 retailers$1,203 AUD to $3,871 AUD

B+
Cheapest Retailer
-
$1,203 AUD
HK$6,600 HKD
Retailer 2
-
$1,220 AUD
$857 USD
View
Price last confirmed 15 days ago
B+
Retailer 3
-
$1,374 AUD
$965 USD
View
B+
Retailer 4
-
$1,459 AUD
$1,025 USD
View
B+
Retailer 5
-
$1,466 AUD
$1,030 USD
View
B+
Retailer 6
-
$1,577 AUD
$1,108 USD
View
B+
Retailer 7
-
$1,664 AUD
€1,113 EUR
View
B
Retailer 8
-
$1,879 AUD
$1,320 USD
View
B
Retailer 9
-
$2,063 AUD
ZAR 23,412 ZAR
View
B
Retailer 10
-
$3,461 AUD
SGD 3,285 SGD
View
B
Retailer 11
-
$3,493 AUD
£1,932 GBP
View
B
Retailer 12
-
$3,871 AUD
$2,719 USD
View
Most Expensive
MOH London
LG841613516 · Nov 1
$4,728 AUD
£2,615 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $1,203 AUDSave up to $2,668 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+
1.57ct Cushion
$1,203 AUD