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Marquise|Lab Grown|IGI

1.45ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG801689149

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG801689149

Diamond specifications and retailer prices

From $1,022 NZD
As of November 4, 2026
Save $4,786 NZD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,236 NZD at Rare Carat · As of October 7, 2026
View at Rare Carat

About this 1.45ct lab-grown marquise diamond

This 1.45ct 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 LG801689149 or 801689149. Listed at 14 retailers as of November 3, 2026, with a 468% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801689149
Dimensions12.02 × 5.91 × 3.61 mm
L/W Ratio2.03
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
12.02 mm5.91 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801689149
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.1%

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: $6,236 NZD|Low: $1,022 NZD|High: $8,797 NZD|Avg: $4,095 NZD|-1.0%
Rare Carat
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
November 4, 2026
Retailer 2$1,022 NZD
Retailer 8$1,245 NZD
Retailer 9$1,433 NZD
Retailer 5$1,705 NZD
Retailer 12$2,037 NZD
Retailer 4$2,051 NZD
Retailer 6$2,099 NZD
Retailer 3$2,299 NZD
Retailer 11$2,562 NZD
Retailer 13$2,897 NZD
Retailer 10$4,275 NZD
Retailer 7$5,304 NZD
Retailer 14$5,808 NZD
Rare Carat$6,236 NZD

44 data points across 14 retailers

14 retailers$1,022 NZD to $5,808 NZD

A+
Cheapest Retailer
-
$1,022 NZD
A
Retailer 2
-
$1,245 NZD
View
A
Retailer 3
-
$1,433 NZD
View
A
Retailer 4
-
$1,705 NZD
View
A
Retailer 5
-
$2,037 NZD
View
B+
Retailer 6
-
$2,051 NZD
View
B+
Retailer 7
-
$2,099 NZD
View
B+
Retailer 8
-
$2,299 NZD
View
B+
Retailer 9
-
$2,562 NZD
View
B+
Retailer 10
-
$2,897 NZD
View
B
Retailer 11
-
$4,275 NZD
View
B
Retailer 12
-
$5,304 NZD
View
B
Retailer 13
-
$5,808 NZD
View
Most Expensive
Rare Carat
4093-U · Oct 7
$6,236 NZD
$3,515 USD
View
Price last confirmed 28 days ago
13 more retailers have this diamond
Prices start from $1,022 NZDSave up to $4,786 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+
1.45ct Marquise
$1,022 NZD