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Marquise|Lab Grown|IGI

2.03ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG790611816

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611816

Diamond specifications and retailer prices

From £1,181 GBP
$1,583 USD
As of October 30, 2026
Save £4,013 GBP (77%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £5,194 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.03ct lab-grown marquise diamond

This 2.03ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611816 or 790611816. Listed at 24 retailers as of October 30, 2026, with prices from £1,181 to £5,194, a £4,013 spread on the same certified stone. Brilliant Earth lists it at £5,194. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.03
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611816
Dimensions12.72 × 6.73 × 4.15 mm
L/W Ratio1.89
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
12.72 mm6.73 mm2.03 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611816
Side View
Table 59.0%Crown 33.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.7%

Caratlytics Score

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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: £5,194 GBP|Low: £1,134 GBP|High: £7,189 GBP|Avg: £2,663 GBP|-2.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
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Retailer 16
Retailer 17
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Retailer 19
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Retailer 22
November 1, 2026
Retailer 21£1,181 GBP
Retailer 7£1,285 GBP
Retailer 9£1,322 GBP
Retailer 3£1,370 GBP
Retailer 14£1,370 GBP
Retailer 8£1,492 GBP
Retailer 20£1,496 GBP
Retailer 6£1,531 GBP
Retailer 5£1,586 GBP
Retailer 2£1,941 GBP
Retailer 4£2,155 GBP
Retailer 16£2,164 GBP
Retailer 19£2,423 GBP
Retailer 18£2,568 GBP
Retailer 15£3,310 GBP
Retailer 22£3,522 GBP
Retailer 13£3,535 GBP
Retailer 17£3,934 GBP
Retailer 10£4,184 GBP
Retailer 11£4,580 GBP
Retailer 12£4,813 GBP
Brilliant Earth£5,194 GBP

39 data points across 22 retailers

24 retailers£1,181 GBP to £5,194 GBP

A
Cheapest Retailer
-
£1,181 GBP
$1,583 USD
A
Retailer 2
-
£1,285 GBP
$1,722 USD
View
A
Retailer 3
-
£1,322 GBP
$1,772 USD
View
Final sale: no returns
Retailer 4
-
£1,370 GBP
$1,836 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
£1,370 GBP
$1,836 USD
View
A
Retailer 6
-
£1,492 GBP
$1,999 USD
View
A
Retailer 7
-
£1,496 GBP
$2,005 USD
View
A
Retailer 8
-
£1,531 GBP
$2,051 USD
View
A
Retailer 9
-
£1,586 GBP
HK$16,600 HKD
View
A
Retailer 10
-
£1,941 GBP
View
B+
Retailer 11
-
£2,155 GBP
$2,888 USD
View
B+
Retailer 12
-
£2,164 GBP
€2,762 EUR
View
B+
Retailer 13
-
£2,423 GBP
$3,246 USD
View
Retailer 14
-
£2,566 GBP
$3,438 USD
View
Price last confirmed 83 days ago
B+
Retailer 15
-
£2,568 GBP
$3,441 USD
View
B
Retailer 16
-
£3,310 GBP
View
B+
Retailer 17
-
£3,522 GBP
$4,719 USD
View
B+
Retailer 18
-
£3,535 GBP
ZAR 76,520 ZAR
View
B+
Retailer 19
-
£3,692 GBP
$4,947 USD
View
B+
Retailer 20
-
£3,934 GBP
View
B
Retailer 21
-
£4,184 GBP
$5,606 USD
View
B
Retailer 22
-
£4,580 GBP
SGD 8,292 SGD
View
B
Retailer 23
-
£4,813 GBP
$6,449 USD
View
Most Expensive
B
Brilliant Earth
19074508A · Oct 31
£5,194 GBP
$6,960 USD
View
23 more retailers have this diamond
Prices start from £1,181 GBPSave up to £4,013 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
2.03ct Marquise
£1,181 GBP