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Marquise|Lab Grown|IGI

2.30ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG804659203

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804659203

Diamond specifications and retailer prices

From £1,570 GBP
$2,103 USD
As of November 1, 2026
Save £4,008 GBP (72%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £5,577 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 2.3ct lab-grown marquise diamond

This 2.3ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804659203 or 804659203. Listed at 11 retailers as of October 31, 2026, with prices from £1,570 to £5,577, a £4,008 spread on the same certified stone. With Clarity lists it at £5,577. 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

2.30
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804659203
Dimensions13.29 × 6.83 × 4.36 mm
L/W Ratio1.95
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
13.29 mm6.83 mm2.30 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804659203
Side View
Table 60.0%Crown 36.8°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £2,049 GBP|Low: £1,570 GBP|High: £6,135 GBP|Avg: £3,295 GBP|-16.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
November 1, 2026
Retailer 7£1,570 GBP
Retailer 10£1,758 GBP
Retailer 9£1,783 GBP
Retailer 1£2,049 GBP
Retailer 6£2,183 GBP
Retailer 4£2,303 GBP
Retailer 8£3,776 GBP
Retailer 5£4,152 GBP
Retailer 3£4,247 GBP
Retailer 2£5,074 GBP
With Clarity£5,577 GBP

44 data points across 11 retailers

11 retailers£1,570 GBP to £5,577 GBP

A
Cheapest Retailer
-
£1,570 GBP
$2,103 USD
A
Retailer 2
-
£1,758 GBP
HK$18,400 HKD
View
A
Retailer 3
-
£1,783 GBP
$2,389 USD
View
A
Retailer 4
-
£2,049 GBP
View
B+
Retailer 5
-
£2,183 GBP
$2,925 USD
View
A
Retailer 6
-
£2,303 GBP
€2,939 EUR
View
Retailer 7
-
£3,776 GBP
$5,060 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£4,152 GBP
View
B
Retailer 9
-
£4,247 GBP
$5,690 USD
View
B
Retailer 10
-
£5,074 GBP
$6,799 USD
View
Most Expensive
B
With Clarity
804659203 · Oct 31
£5,577 GBP
$7,473 USD
View
10 more retailers have this diamond
Prices start from £1,570 GBPSave up to £4,008 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
2.30ct Marquise
£1,570 GBP