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Marquise|Lab Grown|IGI

1.45ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG790611663

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611663

Diamond specifications and retailer prices

From $695 NZD
As of October 30, 2026
Save $4,875 NZD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,244 NZD at Rare Carat · As of September 30, 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 LG790611663 or 790611663. Listed at 21 retailers as of October 30, 2026, with a 701% 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 angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611663
Dimensions11.95 × 5.95 × 3.68 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizePointed
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
11.95 mm5.95 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611663
Side View
Table 56.0%Crown 33.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.8%

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: Oct 30
Current: $6,244 NZD|Low: $695 NZD|High: $7,699 NZD|Avg: $2,885 NZD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
October 30, 2026
Retailer 8$695 NZD
Retailer 10$777 NZD
Retailer 3$779 NZD
Retailer 19$864 NZD
Retailer 21$864 NZD
Retailer 9$953 NZD
Retailer 17$1,126 NZD
Retailer 7$1,291 NZD
Retailer 11$1,371 NZD
Retailer 18$1,378 NZD
Retailer 13$1,414 NZD
Retailer 16$1,483 NZD
Retailer 4$1,967 NZD
Retailer 14$2,422 NZD
Retailer 5$2,514 NZD
Retailer 15$2,743 NZD
Retailer 20$2,775 NZD
Retailer 6$2,838 NZD
Retailer 12$3,206 NZD
Retailer 22$3,376 NZD
Retailer 2$5,570 NZD
Rare Carat$6,244 NZD

38 data points across 22 retailers

21 retailers$695 NZD to $5,570 NZD

A+
Cheapest Retailer
-
$695 NZD
Retailer 2
-
$779 NZD
View
Price last confirmed 7 days ago
Retailer 3
-
$864 NZD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$864 NZD
View
A
Retailer 5
-
$953 NZD
View
Retailer 6
-
$1,126 NZD
View
Price last confirmed 4 days ago
A
Retailer 7
-
$1,291 NZD
View
Retailer 8
-
$1,371 NZD
View
Price last confirmed 7 days ago
Retailer 9
-
$1,378 NZD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$1,414 NZD
View
Retailer 11
-
$1,483 NZD
View
Price last confirmed 7 days ago
A
Retailer 12
-
$1,967 NZD
View
B+
Retailer 13
-
$2,422 NZD
View
B+
Retailer 14
-
$2,514 NZD
View
B+
Retailer 15
-
$2,743 NZD
View
B+
Retailer 16
-
$2,775 NZD
View
Price last confirmed 7 days ago
B+
Retailer 17
-
$2,838 NZD
View
B+
Retailer 18
-
$3,206 NZD
View
Retailer 19
-
$3,376 NZD
View
Price last confirmed 10 days ago
B
Retailer 20
-
$5,570 NZD
View
Most Expensive
Rare Carat
A9-256A · Sep 30
$6,244 NZD
$3,520 USD
View
Price last confirmed 35 days ago
20 more retailers have this diamond
Prices start from $695 NZDSave up to $4,875 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
$695 NZD