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Marquise|Lab Grown|IGI

1.34ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG784646324

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784646324

Diamond specifications and retailer prices

From $2,325 USD
As of November 3, 2026
2 retailers carry this diamond
Most expensive: $2,325 USD at Blue Nile
View at Blue Nile

About this 1.34ct lab-grown marquise diamond

This 1.34ct 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 LG784646324 or 784646324. Listed at 2 retailers as of November 3, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.34
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784646324
Dimensions11.74 × 5.77 × 3.42 mm
L/W Ratio2.03
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
11.74 mm5.77 mm1.34 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784646324
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 59.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 3
Current: $2,325 USD|Low: $458 USD|High: $3,160 USD|Avg: $1,658 USD|-12.5%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 14
October 10, 2026
Retailer 14$458 USD
Retailer 10$586 USD
Retailer 7$759 USD
Retailer 8$770 USD
Retailer 11$850 USD
Retailer 13$1,117 USD
Retailer 9$1,187 USD
Retailer 3$1,328 USD
Retailer 12$2,217 USD
Retailer 5$2,232 USD
Blue Nile$2,325 USD
Retailer 4$2,894 USD
Retailer 6$3,160 USD
Retailer 2$3,160 USD

3 data points across 14 retailers

2 retailers

Retailer 1
-
$2,217 USD
Price last confirmed 99 days ago
Most Expensive
B
Blue Nile
29977793 · Nov 3
$2,325 USD
View
1 more retailer has this diamond

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.

B
1.34ct Marquise
$2,325 USD