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Marquise|Lab Grown|IGI

1.59ct F IF Marquise Lab Grown Diamond

ID • F/IF • IGI LG605360302

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG605360302

Diamond specifications and retailer prices

From $1,961 USD
As of November 6, 2026
3 retailers carry this diamond
Most expensive: $2,781 USD at Novita Diamonds · As of July 4, 2026
View at Novita Diamonds

About this 1.59ct lab-grown marquise diamond

This 1.59ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG605360302 or 605360302. Listed at 3 retailers as of November 6, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605360302
Dimensions12.26 × 6.08 × 3.76 mm
L/W Ratio2.02
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
12.26 mm6.08 mm1.59 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605360302
Side View
Table 60.0%Crown 34.4°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: $2,781 USD|Low: $424 USD|High: $4,620 USD|Avg: $2,085 USD
Novita Diamonds
Retailer 2
Retailer 3
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Retailer 17
November 4, 2026
Retailer 10$424 USD
Retailer 14$640 USD
Retailer 16$814 USD
Retailer 12$910 USD
Retailer 11$1,085 USD
Retailer 4$1,364 USD
Retailer 13$1,679 USD
Retailer 2$1,961 USD
Retailer 6$2,105 USD
Retailer 3$2,320 USD
Retailer 17$2,422 USD
Retailer 7$2,434 USD
Retailer 8$2,557 USD
Novita Diamonds$2,781 USD
Retailer 5$3,459 USD
Retailer 9$3,867 USD
Retailer 15$4,620 USD

4 data points across 17 retailers

3 retailers

Retailer 1
-
$1,715 USD
Price last confirmed 63 days ago
B+
Retailer 2
-
$1,961 USD
View
Most Expensive
Novita Diamonds
cert_605360302 · Jul 4
$2,781 USD
A$4,279 AUD
View
Price last confirmed 125 days ago
2 more retailers have this diamond
Prices start from $1,961 USD

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+
1.59ct Marquise
$1,961 USD