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Marquise|Lab Grown|IGI

2.60ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG801608355

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG801608355

Diamond specifications and retailer prices

From £1,046 GBP
$1,401 USD
As of November 2, 2026
Save £6,142 GBP (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £7,188 GBP at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 2.6ct lab-grown marquise diamond

This 2.6ct 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 LG801608355 or 801608355. Listed at 22 retailers as of November 1, 2026, with prices from £1,046 to £7,188, a £6,142 spread on the same certified stone. Novita Diamonds lists it at £7,188. 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

2.60
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801608355
Dimensions13.75 × 7.07 × 4.56 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.75 mm7.07 mm2.60 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801608355
Side View
Table 59.0%Crown 35.9°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
A+
Exceptional
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 2
Current: £7,188 GBP|Low: £1,046 GBP|High: £7,364 GBP|Avg: £2,722 GBP|-2.4%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 16
Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
November 2, 2026
Retailer 10£1,046 GBP
Retailer 4£1,138 GBP
Retailer 11£1,171 GBP
Retailer 20£1,214 GBP
Retailer 8£1,340 GBP
Retailer 15£1,383 GBP
Retailer 22£1,420 GBP
Retailer 2£1,712 GBP
Retailer 16£1,735 GBP
Retailer 21£1,910 GBP
Retailer 6£2,108 GBP
Retailer 18£2,202 GBP
Retailer 3£2,274 GBP
Retailer 17£2,880 GBP
Retailer 7£2,935 GBP
Retailer 19£3,130 GBP
Retailer 9£3,270 GBP
Retailer 13£3,465 GBP
Retailer 5£3,752 GBP
Retailer 12£4,059 GBP
Retailer 14£4,267 GBP
Novita Diamonds£7,188 GBP

32 data points across 22 retailers

22 retailers£1,046 GBP to £7,188 GBP

A+
Cheapest Retailer
-
£1,046 GBP
$1,401 USD
A
Retailer 2
-
£1,138 GBP
$1,525 USD
View
A
Retailer 3
-
£1,171 GBP
$1,569 USD
View
Final sale: no returns
A
Retailer 4
-
£1,214 GBP
$1,626 USD
View
A
Retailer 5
-
£1,340 GBP
$1,795 USD
View
Retailer 6
-
£1,383 GBP
$1,853 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
£1,420 GBP
$1,903 USD
View
A
Retailer 8
-
£1,712 GBP
View
A
Retailer 9
-
£1,735 GBP
$2,325 USD
View
A
Retailer 10
-
£1,910 GBP
€2,437 EUR
View
A
Retailer 11
-
£2,108 GBP
$2,824 USD
View
A
Retailer 12
-
£2,202 GBP
$2,950 USD
View
A
Retailer 13
-
£2,274 GBP
$3,047 USD
View
A
Retailer 14
-
£2,880 GBP
A$5,937 AUD
View
A
Retailer 15
-
£2,935 GBP
View
A
Retailer 16
-
£3,130 GBP
ZAR 67,761 ZAR
View
B+
Retailer 17
-
£3,270 GBP
$4,381 USD
View
B+
Retailer 18
-
£3,465 GBP
View
B+
Retailer 19
-
£3,752 GBP
$5,028 USD
View
B+
Retailer 20
-
£4,059 GBP
SGD 7,349 SGD
View
B+
Retailer 21
-
£4,267 GBP
$5,718 USD
View
Most Expensive
B
Novita Diamonds
cert_801608355 · Nov 1
£7,188 GBP
A$14,817 AUD
View
21 more retailers have this diamond
Prices start from £1,046 GBPSave up to £6,142 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+
2.60ct Marquise
£1,046 GBP