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Marquise|Lab Grown|IGI

1.45ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG799676878

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799676878

Diamond specifications and retailer prices

From $841 NZD
As of November 4, 2026
Save $5,350 NZD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $6,218 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 LG799676878 or 799676878. Listed at 22 retailers as of November 4, 2026, with a 636% 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799676878
Dimensions11.42 × 6.02 × 3.71 mm
L/W Ratio1.90
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
11.42 mm6.02 mm1.45 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799676878
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $6,218 NZD|Low: $841 NZD|High: $7,891 NZD|Avg: $3,517 NZD|-1.1%
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
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
November 4, 2026
Retailer 7$841 NZD
Retailer 9$942 NZD
Retailer 22$942 NZD
Retailer 20$1,041 NZD
Retailer 8$1,135 NZD
Retailer 18$1,295 NZD
Retailer 6$1,455 NZD
Retailer 19$1,586 NZD
Retailer 10$1,627 NZD
Retailer 2$1,712 NZD
Retailer 13$1,797 NZD
Retailer 3$2,017 NZD
Retailer 15$2,358 NZD
Retailer 12$2,801 NZD
Retailer 5$3,026 NZD
Retailer 14$3,301 NZD
Retailer 21$3,351 NZD
Retailer 4$3,401 NZD
Retailer 11$3,667 NZD
Retailer 16$3,827 NZD
Retailer 17$6,191 NZD
Rare Carat$6,218 NZD

43 data points across 22 retailers

22 retailers$841 NZD to $6,191 NZD

A
Cheapest Retailer
-
$841 NZD
A
Retailer 2
-
$942 NZD
View
Final sale: no returns
A
Retailer 3
-
$942 NZD
View
A
Retailer 4
-
$1,041 NZD
View
A
Retailer 5
-
$1,135 NZD
View
A
Retailer 6
-
$1,295 NZD
View
A
Retailer 7
-
$1,455 NZD
View
Retailer 8
-
$1,586 NZD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$1,627 NZD
View
A
Retailer 10
-
$1,712 NZD
View
A
Retailer 11
-
$1,797 NZD
View
B+
Retailer 12
-
$2,017 NZD
View
Retailer 13
-
$2,358 NZD
View
Price last confirmed 18 days ago
B+
Retailer 14
-
$2,801 NZD
View
B+
Retailer 15
-
$3,026 NZD
View
B+
Retailer 16
-
$3,301 NZD
View
B+
Retailer 17
-
$3,351 NZD
View
B+
Retailer 18
-
$3,401 NZD
View
B
Retailer 19
-
$3,667 NZD
View
B+
Retailer 20
-
$3,827 NZD
View
B
Retailer 21
-
$6,191 NZD
View
Most Expensive
Rare Carat
A11-24A · Oct 7
$6,218 NZD
$3,505 USD
View
Price last confirmed 28 days ago
21 more retailers have this diamond
Prices start from $841 NZDSave up to $5,350 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
$841 NZD