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Marquise|Lab Grown|IGI

1.57ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG770678964

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG770678964

Diamond specifications and retailer prices

From $1,090 NZD
HK$4,800 HKD
As of October 31, 2026
Save $2,603 NZD (70%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,693 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770678964 or 770678964. Listed at 9 retailers as of October 29, 2026, with prices from $1,090 to $3,693, a $2,603 spread on the same certified stone. MOH London lists it at $3,693. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770678964
Dimensions11.96 × 6.16 × 3.85 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.96 mm6.16 mm1.57 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770678964
Side View
Table 62.0%Crown 33.6°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.5%

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 31
Current: $3,693 NZD|Low: $1,348 NZD|High: $3,718 NZD|Avg: $2,117 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 5$1,425 NZD
Retailer 3$1,568 NZD
Retailer 4$1,600 NZD
Retailer 2$1,656 NZD
Retailer 6$3,192 NZD
MOH London$3,693 NZD

44 data points across 6 retailers

9 retailers$1,090 NZD to $3,693 NZD

A
Cheapest Retailer
-
$1,090 NZD
HK$4,800 HKD
A
Retailer 2
-
$1,425 NZD
$803 USD
View
A
Retailer 3
-
$1,568 NZD
$884 USD
View
A
Retailer 4
-
$1,600 NZD
€859 EUR
View
A
Retailer 5
-
$1,656 NZD
£735 GBP
View
A
Retailer 6
-
$2,028 NZD
$1,143 USD
View
B+
Retailer 7
-
$3,258 NZD
$1,836 USD
View
B+
Retailer 8
-
$3,271 NZD
$1,844 USD
View
Most Expensive
B+
MOH London
LG770678964 · Oct 29
$3,693 NZD
£1,639 GBP
View
8 more retailers have this diamond
Prices start from $1,090 NZDSave up to $2,603 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
$1,090 NZD