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Marquise|Lab Grown|IGI

1.29ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG800680019

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800680019

Diamond specifications and retailer prices

From $908 NZD
As of November 4, 2026
Save $4,089 NZD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,997 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.29ct lab-grown marquise diamond

This 1.29ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800680019 or 800680019. Listed at 13 retailers as of November 1, 2026, with prices from $908 to $4,997, a $4,089 spread on the same certified stone. MOH London lists it at $4,997. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800680019
Dimensions11.17 × 5.68 × 3.56 mm
L/W Ratio1.97
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
11.17 mm5.68 mm1.29 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800680019
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 4
Current: $4,997 NZD|Low: $908 NZD|High: $6,138 NZD|Avg: $2,928 NZD|-16.4%
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
November 4, 2026
Retailer 2$908 NZD
Retailer 7$1,118 NZD
Retailer 8$1,410 NZD
Retailer 3$1,566 NZD
Retailer 4$1,707 NZD
Retailer 10$1,811 NZD
Retailer 12$1,840 NZD
Retailer 5$2,108 NZD
Retailer 11$2,615 NZD
Retailer 9$3,041 NZD
Retailer 6$4,311 NZD
Retailer 13$4,550 NZD
MOH London$4,997 NZD

41 data points across 13 retailers

13 retailers$908 NZD to $4,997 NZD

A+
Cheapest Retailer
-
$908 NZD
A
Retailer 2
-
$1,118 NZD
View
A
Retailer 3
-
$1,410 NZD
View
A
Retailer 4
-
$1,566 NZD
View
A
Retailer 5
-
$1,707 NZD
View
A
Retailer 6
-
$1,811 NZD
View
A
Retailer 7
-
$1,840 NZD
View
B+
Retailer 8
-
$2,108 NZD
View
B+
Retailer 9
-
$2,615 NZD
View
B+
Retailer 10
-
$3,041 NZD
View
B
Retailer 11
-
$4,311 NZD
View
Retailer 12
-
$4,550 NZD
View
Price last confirmed 15 days ago
Most Expensive
B
MOH London
LG800680019 · Nov 1
$4,997 NZD
£2,218 GBP
View
12 more retailers have this diamond
Prices start from $908 NZDSave up to $4,089 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+
1.29ct Marquise
$908 NZD