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 $845 USD
HK$6,600 HKD
As of October 31, 2026
Save $1,874 USD (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,339 USD at MOH London · As of October 29, 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 30, 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
Color
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: $3,339 USD|Low: $845 USD|High: $3,406 USD|Avg: $1,662 USD|-2.0%
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
October 31, 2026
Retailer 12$845 USD
Retailer 4$857 USD
Retailer 2$965 USD
Retailer 3$1,030 USD
Retailer 13$1,055 USD
Retailer 6$1,108 USD
Retailer 8$1,158 USD
Retailer 7$1,320 USD
Retailer 10$1,449 USD
Retailer 5$2,431 USD
Retailer 9$2,454 USD
Retailer 11$2,719 USD
MOH London$3,339 USD

22 data points across 13 retailers

13 retailers$845 USD to $2,719 USD

B+
Cheapest Retailer
-
$845 USD
HK$6,600 HKD
Retailer 2
-
$857 USD
View
Price last confirmed 14 days ago
B+
Retailer 3
-
$965 USD
View
B+
Retailer 4
-
$1,030 USD
View
Retailer 5
-
$1,055 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$1,108 USD
View
B+
Retailer 7
-
$1,158 USD
€1,103 EUR
View
B
Retailer 8
-
$1,320 USD
View
B
Retailer 9
-
$1,449 USD
ZAR 23,412 ZAR
View
B
Retailer 10
-
$2,431 USD
SGD 3,285 SGD
View
B
Retailer 11
-
$2,454 USD
£1,932 GBP
View
B
Retailer 12
-
$2,719 USD
View
Most Expensive
MOH London
LG841613516 · Oct 29
$3,339 USD
£2,629 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $845 USDSave up to $1,874 USD

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
$845 USD