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Marquise|Lab Grown|IGI

2.59ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG841660570

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841660570

Diamond specifications and retailer prices

From £1,952 GBP
As of November 2, 2026
Save £5,230 GBP (73%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £7,183 GBP at Novita Diamonds · As of October 31, 2026
View at Novita Diamonds

About this 2.59ct lab-grown marquise diamond

This 2.59ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG841660570 or 841660570. Listed at 7 retailers as of October 31, 2026, with prices from £1,952 to £7,183, a £5,230 spread on the same certified stone. Novita Diamonds lists it at £7,183. 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

2.59
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841660570
Dimensions13.81 × 7.46 × 4.30 mm
L/W Ratio1.85
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.81 mm7.46 mm2.59 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841660570
Side View
Table 65.0%Crown 34.8°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 57.6%

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: Nov 2
Current: £7,183 GBP|Low: £1,940 GBP|High: £7,401 GBP|Avg: £3,708 GBP|-3.0%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2£1,952 GBP
Retailer 7£1,970 GBP
Retailer 4£2,141 GBP
Retailer 5£2,527 GBP
Retailer 3£3,935 GBP
Retailer 6£4,840 GBP
Novita Diamonds£7,183 GBP

30 data points across 7 retailers

7 retailers£1,952 GBP to £7,183 GBP

A
Cheapest Retailer
-
£1,952 GBP
A
Retailer 2
-
£1,970 GBP
$2,640 USD
View
A
Retailer 3
-
£2,141 GBP
$2,869 USD
View
A
Retailer 4
-
£2,527 GBP
€3,225 EUR
View
B+
Retailer 5
-
£3,935 GBP
View
B+
Retailer 6
-
£4,840 GBP
$6,485 USD
View
Most Expensive
B
Novita Diamonds
cert_841660570 · Oct 31
£7,183 GBP
A$14,806 AUD
View
6 more retailers have this diamond
Prices start from £1,952 GBPSave up to £5,230 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
2.59ct Marquise
£1,952 GBP