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Marquise|Lab Grown|IGI

1.04ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG799631506

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799631506

Diamond specifications and retailer prices

From £347 GBP
$465 USD
As of October 30, 2026
Save £1,735 GBP (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,082 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.04ct lab-grown marquise diamond

This 1.04ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799631506 or 799631506. Listed at 22 retailers as of October 30, 2026, with prices from £347 to £2,082, a £1,735 spread on the same certified stone. Brilliant Earth lists it at £2,082. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799631506
Dimensions10.18 × 5.34 × 3.36 mm
L/W Ratio1.91
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
10.18 mm5.34 mm1.04 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799631506
Side View
Table 59.0%Crown 33.1°Girdle: MED-THKPavilion 41°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
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: Oct 30
Current: £2,082 GBP|Low: £333 GBP|High: £2,082 GBP|Avg: £807 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 5£347 GBP
Retailer 7£387 GBP
Retailer 16£389 GBP
Retailer 3£430 GBP
Retailer 17£430 GBP
Retailer 4£445 GBP
Retailer 13£500 GBP
Retailer 8£576 GBP
Retailer 10£654 GBP
Retailer 11£659 GBP
Retailer 2£713 GBP
Retailer 12£739 GBP
Retailer 15£999 GBP
Retailer 6£1,383 GBP
Retailer 9£1,522 GBP
Retailer 14£1,582 GBP
Brilliant Earth£2,082 GBP

39 data points across 17 retailers

22 retailers£347 GBP to £2,082 GBP

A
Cheapest Retailer
-
£347 GBP
$465 USD
A
Retailer 2
-
£387 GBP
$519 USD
View
Final sale: no returns
A
Retailer 3
-
£389 GBP
$521 USD
View
Retailer 4
-
£430 GBP
$576 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
£430 GBP
$576 USD
View
Retailer 6
-
£445 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
£499 GBP
$669 USD
View
A
Retailer 8
-
£500 GBP
$670 USD
View
A
Retailer 9
-
£576 GBP
$772 USD
View
B+
Retailer 10
-
£592 GBP
$793 USD
View
B+
Retailer 11
-
£654 GBP
€835 EUR
View
B+
Retailer 12
-
£659 GBP
A$1,358 AUD
View
B+
Retailer 13
-
£713 GBP
View
B+
Retailer 14
-
£739 GBP
ZAR 16,002 ZAR
View
B
Retailer 15
-
£999 GBP
$1,338 USD
View
B
Retailer 16
-
£1,135 GBP
SGD 2,056 SGD
View
B
Retailer 17
-
£1,251 GBP
View
B
Retailer 18
-
£1,383 GBP
$1,853 USD
View
B
Retailer 19
-
£1,405 GBP
$1,883 USD
View
B
Retailer 20
-
£1,522 GBP
$2,039 USD
View
B
Retailer 21
-
£1,582 GBP
View
Most Expensive
B
Brilliant Earth
20486206A · Oct 31
£2,082 GBP
$2,790 USD
View
21 more retailers have this diamond
Prices start from £347 GBPSave up to £1,735 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
1.04ct Marquise
£347 GBP