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Marquise|Lab Grown|IGI

1.30ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG801694846

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG801694846

Diamond specifications and retailer prices

From £226 GBP
As of November 4, 2026
Save £1,782 GBP (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,007 GBP at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

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 LG801694846 or 801694846. Listed at 14 retailers as of November 3, 2026, with prices from £226 to £2,007, a £1,782 spread on the same certified stone. Do Amore Diamonds lists it at £2,007. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694846
Dimensions11.33 × 5.84 × 3.48 mm
L/W Ratio1.94
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
11.33 mm5.84 mm1.30 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694846
Side View
Table 60.0%Crown 33.1°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
A+
Exceptional
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: £2,007 GBP|Low: £226 GBP|High: £2,526 GBP|Avg: £984 GBP|-11.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
November 5, 2026
Retailer 11£226 GBP
Retailer 15£262 GBP
Retailer 8£318 GBP
Retailer 4£385 GBP
Retailer 13£457 GBP
Retailer 10£526 GBP
Retailer 5£527 GBP
Retailer 6£596 GBP
Retailer 12£861 GBP
Retailer 14£996 GBP
Retailer 2£1,238 GBP
Retailer 3£1,656 GBP
Retailer 7£1,664 GBP
Retailer 9£1,682 GBP
Do Amore Diamonds£2,007 GBP

38 data points across 15 retailers

14 retailers£226 GBP to £2,007 GBP

A+
Cheapest Retailer
-
£226 GBP
A
Retailer 2
-
£262 GBP
View
A
Retailer 3
-
£318 GBP
View
A
Retailer 4
-
£385 GBP
View
A
Retailer 5
-
£457 GBP
View
A
Retailer 6
-
£526 GBP
View
A
Retailer 7
-
£527 GBP
View
A
Retailer 8
-
£596 GBP
View
B+
Retailer 9
-
£861 GBP
View
B+
Retailer 10
-
£996 GBP
View
B+
Retailer 11
-
£1,238 GBP
View
Retailer 12
-
£1,656 GBP
View
Price last confirmed 8 days ago
B+
Retailer 13
-
£1,682 GBP
View
Most Expensive
B
Do Amore Diamonds
27-2A66C5147 · Nov 3
£2,007 GBP
$2,710 USD
View
13 more retailers have this diamond
Prices start from £226 GBPSave up to £1,782 GBP

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+
1.30ct Marquise
£226 GBP