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Marquise|Lab Grown|IGI

0.77ct D IF Marquise Lab Grown Diamond

VG • D/IF • IGI LG804603867

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804603867

Diamond specifications and retailer prices

From £244 GBP
As of November 4, 2026
Save £1,141 GBP (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,385 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 0.77ct lab-grown marquise diamond

This 0.77ct lab-grown marquise sits in the just-under-one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG804603867 or 804603867. Listed at 16 retailers as of November 4, 2026, with prices from £244 to £1,385, a £1,141 spread on the same certified stone. Do Amore Diamonds lists it at £1,385. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.77
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804603867
Dimensions8.98 × 4.88 × 3.00 mm
L/W Ratio1.84
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
8.98 mm4.88 mm0.77 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804603867
Side View
Table 58.0%Crown 33.6°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 61.5%

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: Nov 4
Current: £1,385 GBP|Low: £244 GBP|High: £1,385 GBP|Avg: £666 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 12
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Retailer 17
November 5, 2026
Retailer 8£244 GBP
Retailer 3£286 GBP
Retailer 10£289 GBP
Retailer 16£395 GBP
Retailer 14£399 GBP
Retailer 13£417 GBP
Retailer 4£519 GBP
Retailer 17£567 GBP
Retailer 12£689 GBP
Retailer 11£740 GBP
Retailer 15£747 GBP
Retailer 2£761 GBP
Retailer 9£770 GBP
Retailer 5£800 GBP
Retailer 6£970 GBP
Retailer 7£970 GBP
Do Amore Diamonds£1,385 GBP

32 data points across 17 retailers

16 retailers£244 GBP to £1,385 GBP

A
Cheapest Retailer
-
£244 GBP
A
Retailer 2
-
£286 GBP
View
A
Retailer 3
-
£289 GBP
View
Retailer 4
-
£395 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£399 GBP
View
A
Retailer 6
-
£417 GBP
View
B+
Retailer 7
-
£519 GBP
View
B+
Retailer 8
-
£567 GBP
View
B+
Retailer 9
-
£689 GBP
View
B+
Retailer 10
-
£740 GBP
View
Retailer 11
-
£747 GBP
View
Price last confirmed 11 days ago
B
Retailer 12
-
£761 GBP
View
B
Retailer 13
-
£800 GBP
View
B
Retailer 14
-
£970 GBP
View
B
Retailer 15
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£970 GBP
View
Most Expensive
B
Do Amore Diamonds
32-LG804603867 · Nov 4
£1,385 GBP
$1,870 USD
View
15 more retailers have this diamond
Prices start from £244 GBPSave up to £1,141 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
0.77ct Marquise
£244 GBP