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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 $596 NZD
$336 USD
As of October 30, 2026
Save $2,383 NZD (80%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,979 NZD 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 $596 to $2,979, a $2,383 spread on the same certified stone. MOH London lists it at $2,979. 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

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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: $2,979 NZD|Low: $573 NZD|High: $2,999 NZD|Avg: $1,626 NZD|-0.5%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 3$596 NZD
Retailer 5$740 NZD
Retailer 9$740 NZD
Retailer 15$784 NZD
Retailer 7$994 NZD
Retailer 19$1,011 NZD
Retailer 16$1,151 NZD
Retailer 10$1,198 NZD
Retailer 8$1,231 NZD
Retailer 20$1,243 NZD
Retailer 18$1,271 NZD
Retailer 2$1,325 NZD
Retailer 17$1,724 NZD
Retailer 13$1,725 NZD
Retailer 12$2,305 NZD
Retailer 6$2,378 NZD
Retailer 14$2,525 NZD
Retailer 4$2,599 NZD
Retailer 11$2,888 NZD
MOH London$2,979 NZD

38 data points across 20 retailers

25 retailers$596 NZD to $2,979 NZD

A
Cheapest Retailer
-
$596 NZD
$336 USD
A
Retailer 2
-
$665 NZD
$375 USD
View
Final sale: no returns
A
Retailer 3
-
$692 NZD
$390 USD
View
A
Retailer 4
-
$740 NZD
$417 USD
View
A
Retailer 5
-
$740 NZD
$417 USD
View
A
Retailer 6
-
$784 NZD
£348 GBP
View
A
Retailer 7
-
$994 NZD
$560 USD
View
A
Retailer 8
-
$1,011 NZD
$570 USD
View
A
Retailer 9
-
$1,151 NZD
€618 EUR
View
A
Retailer 10
-
$1,198 NZD
$675 USD
View
A
Retailer 11
-
$1,231 NZD
$694 USD
View
A
Retailer 12
-
$1,243 NZD
A$1,078 AUD
View
A
Retailer 13
-
$1,271 NZD
ZAR 11,569 ZAR
View
A
Retailer 14
-
$1,325 NZD
£588 GBP
View
B+
Retailer 15
-
$1,724 NZD
A$1,495 AUD
View
B+
Retailer 16
-
$1,725 NZD
$972 USD
View
B+
Retailer 17
-
$1,831 NZD
$1,032 USD
View
B
Retailer 18
-
$2,353 NZD
$1,326 USD
View
B
Retailer 19
-
$2,378 NZD
$1,340 USD
View
B
Retailer 20
-
$2,454 NZD
$1,383 USD
View
B
Retailer 21
-
$2,525 NZD
A$2,189 AUD
View
B
Retailer 22
-
$2,599 NZD
$1,465 USD
View
B
Retailer 23
-
$2,795 NZD
$1,575 USD
View
B
Retailer 24
-
$2,888 NZD
$1,628 USD
View
Most Expensive
B
MOH London
LG786670786 · Oct 29
$2,979 NZD
£1,322 GBP
View
24 more retailers have this diamond
Prices start from $596 NZDSave up to $2,383 NZD

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
$596 NZD