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Marquise|Lab Grown|IGI

1.57ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG786670786

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG786670786

Diamond specifications and retailer prices

From $478 AUD
$336 USD
As of October 30, 2026
Save $1,912 AUD (80%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,390 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.57ct lab-grown marquise diamond

This 1.57ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786670786 or 786670786. Listed at 25 retailers as of October 29, 2026, with prices from $478 to $2,390, a $1,912 spread on the same certified stone. MOH London lists it at $2,390. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786670786
Dimensions11.92 × 6.15 × 3.77 mm
L/W Ratio1.94
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
11.92 mm6.15 mm1.57 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786670786
Side View
Table 57.0%Crown 33.5°Girdle: MediumPavilion 39.8°Culet: NoneDepth 61.3%

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: $2,390 AUD|Low: $460 AUD|High: $2,406 AUD|Avg: $1,304 AUD|-0.5%
MOH London
Retailer 2
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Retailer 12
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Retailer 20
October 31, 2026
Retailer 3$478 AUD
Retailer 5$594 AUD
Retailer 9$594 AUD
Retailer 15$629 AUD
Retailer 7$797 AUD
Retailer 19$811 AUD
Retailer 16$924 AUD
Retailer 10$961 AUD
Retailer 8$988 AUD
Retailer 20$998 AUD
Retailer 18$1,019 AUD
Retailer 2$1,063 AUD
Retailer 17$1,383 AUD
Retailer 13$1,384 AUD
Retailer 12$1,849 AUD
Retailer 6$1,908 AUD
Retailer 14$2,026 AUD
Retailer 4$2,086 AUD
Retailer 11$2,318 AUD
MOH London$2,390 AUD

38 data points across 20 retailers

25 retailers$478 AUD to $2,390 AUD

A
Cheapest Retailer
-
$478 AUD
$336 USD
A
Retailer 2
-
$534 AUD
$375 USD
View
Final sale: no returns
A
Retailer 3
-
$555 AUD
$390 USD
View
A
Retailer 4
-
$594 AUD
$417 USD
View
A
Retailer 5
-
$594 AUD
$417 USD
View
A
Retailer 6
-
$629 AUD
£348 GBP
View
A
Retailer 7
-
$797 AUD
$560 USD
View
A
Retailer 8
-
$811 AUD
$570 USD
View
A
Retailer 9
-
$924 AUD
€618 EUR
View
A
Retailer 10
-
$961 AUD
$675 USD
View
A
Retailer 11
-
$988 AUD
$694 USD
View
A
Retailer 12
-
$998 AUD
View
A
Retailer 13
-
$1,019 AUD
ZAR 11,569 ZAR
View
A
Retailer 14
-
$1,063 AUD
£588 GBP
View
B+
Retailer 15
-
$1,383 AUD
View
B+
Retailer 16
-
$1,384 AUD
$972 USD
View
B+
Retailer 17
-
$1,469 AUD
$1,032 USD
View
B
Retailer 18
-
$1,888 AUD
$1,326 USD
View
B
Retailer 19
-
$1,908 AUD
$1,340 USD
View
B
Retailer 20
-
$1,969 AUD
$1,383 USD
View
B
Retailer 21
-
$2,026 AUD
View
B
Retailer 22
-
$2,086 AUD
$1,465 USD
View
B
Retailer 23
-
$2,242 AUD
$1,575 USD
View
B
Retailer 24
-
$2,318 AUD
$1,628 USD
View
Most Expensive
B
MOH London
LG786670786 · Oct 29
$2,390 AUD
£1,322 GBP
View
24 more retailers have this diamond
Prices start from $478 AUDSave up to $1,912 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
1.57ct Marquise
$478 AUD