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Marquise|Lab Grown|IGI

1.59ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG787623344

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787623344

Diamond specifications and retailer prices

From $1,723 NZD
$971 USD
As of October 30, 2026
Save $4,834 NZD (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,557 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.59ct lab-grown marquise diamond

This 1.59ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787623344 or 787623344. Listed at 13 retailers as of October 29, 2026, with prices from $1,723 to $6,557, a $4,834 spread on the same certified stone. MOH London lists it at $6,557. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787623344
Dimensions12.07 × 6.15 × 3.80 mm
L/W Ratio1.96
Girdle conditionFaceted
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
12.07 mm6.15 mm1.59 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787623344
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.8%

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: $6,557 NZD|Low: $1,723 NZD|High: $8,596 NZD|Avg: $4,582 NZD|-12.2%
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$1,723 NZD
Retailer 9$2,001 NZD
Retailer 3$2,248 NZD
Retailer 13$2,626 NZD
Retailer 2$2,674 NZD
Retailer 7$2,796 NZD
Retailer 5$3,354 NZD
Retailer 11$4,469 NZD
Retailer 8$6,006 NZD
Retailer 4$6,210 NZD
Retailer 6$6,317 NZD
Retailer 10$6,448 NZD
MOH London$6,557 NZD

44 data points across 13 retailers

13 retailers$1,723 NZD to $6,557 NZD

A
Cheapest Retailer
-
$1,723 NZD
$971 USD
A
Retailer 2
-
$2,001 NZD
$1,128 USD
View
A
Retailer 3
-
$2,248 NZD
HK$9,900 HKD
View
A
Retailer 4
-
$2,626 NZD
$1,480 USD
View
A
Retailer 5
-
$2,674 NZD
£1,187 GBP
View
A
Retailer 6
-
$2,796 NZD
€1,501 EUR
View
B+
Retailer 7
-
$3,354 NZD
A$2,908 AUD
View
Retailer 8
-
$4,469 NZD
$2,519 USD
View
Price last confirmed 7 days ago
B
Retailer 9
-
$6,006 NZD
$3,385 USD
View
B
Retailer 10
-
$6,210 NZD
$3,500 USD
View
B
Retailer 11
-
$6,317 NZD
$3,560 USD
View
B
Retailer 12
-
$6,448 NZD
$3,634 USD
View
Most Expensive
B
MOH London
LG787623344 · Oct 29
$6,557 NZD
£2,910 GBP
View
12 more retailers have this diamond
Prices start from $1,723 NZDSave up to $4,834 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
1.59ct Marquise
$1,723 NZD