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Marquise|Lab Grown|IGI

1.30ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG791609486

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG791609486

Diamond specifications and retailer prices

From £1,207 GBP
$1,630 USD
As of November 4, 2026
1 retailer carries this diamond
Only listing: £1,207 GBP at Jared
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Jared

About this 1.3ct lab-grown marquise diamond

This 1.3ct 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 LG791609486 or 791609486. Listed at a single retailer as of November 4, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791609486
Dimensions11.11 × 5.75 × 3.59 mm
L/W Ratio1.93
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
11.11 mm5.75 mm1.30 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791609486
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.4%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: £1,207 GBP|Low: £376 GBP|High: £5,082 GBP|Avg: £1,892 GBP|-26.2%
Jared
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September 28, 2026
Retailer 12£376 GBP
Retailer 10£671 GBP
Retailer 16£878 GBP
Retailer 11£969 GBP
Retailer 4£1,187 GBP
Jared£1,207 GBP
Retailer 7£1,287 GBP
Retailer 9£1,437 GBP
Retailer 2£1,664 GBP
Retailer 6£1,774 GBP
Retailer 14£1,795 GBP
Retailer 3£1,864 GBP
Retailer 17£1,930 GBP
Retailer 15£1,959 GBP
Retailer 13£2,269 GBP
Retailer 8£2,907 GBP
Retailer 5£5,082 GBP

27 data points across 17 retailers

1 retailer

B+
Jared
159646605 · Nov 4
£1,207 GBP
$1,630 USD
View

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+
1.30ct Marquise
£1,207 GBP