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Marquise|Lab Grown|IGI

0.54ct D IF Marquise Lab Grown Diamond

VG • D/IF • IGI LG816662376

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816662376

Diamond specifications and retailer prices

From £207 GBP
As of November 3, 2026
Save £1,267 GBP (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,474 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 0.54ct lab-grown marquise diamond

This 0.54ct lab-grown marquise sits in the half to three-quarter carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG816662376 or 816662376. Listed at 13 retailers as of November 3, 2026, with prices from £207 to £1,474, a £1,267 spread on the same certified stone. Do Amore Diamonds lists it at £1,474. 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

0.54
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816662376
Dimensions8.54 × 4.42 × 2.60 mm
L/W Ratio1.93
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
8.54 mm4.42 mm0.54 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816662376
Side View
Table 56.0%Crown 26.8°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 58.8%

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 3
Current: £1,474 GBP|Low: £207 GBP|High: £1,474 GBP|Avg: £623 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 4, 2026
Retailer 13£207 GBP
Retailer 5£261 GBP
Retailer 12£333 GBP
Retailer 14£362 GBP
Retailer 3£414 GBP
Retailer 10£415 GBP
Retailer 11£567 GBP
Retailer 6£578 GBP
Retailer 4£611 GBP
Retailer 8£624 GBP
Retailer 9£723 GBP
Retailer 2£1,000 GBP
Retailer 7£1,000 GBP
Do Amore Diamonds£1,474 GBP

29 data points across 14 retailers

13 retailers£207 GBP to £1,474 GBP

A
Cheapest Retailer
-
£207 GBP
A
Retailer 2
-
£261 GBP
View
A
Retailer 3
-
£333 GBP
View
B+
Retailer 4
-
£362 GBP
View
Retailer 5
-
£414 GBP
View
Price last confirmed 11 days ago
B+
Retailer 6
-
£415 GBP
View
Retailer 7
-
£567 GBP
View
Price last confirmed 8 days ago
B
Retailer 8
-
£611 GBP
View
B
Retailer 9
-
£624 GBP
View
B
Retailer 10
-
£723 GBP
View
B
Retailer 11
-
£1,000 GBP
View
B
Retailer 12
-
£1,000 GBP
View
Most Expensive
B
Do Amore Diamonds
32-LG816662376 · Nov 4
£1,474 GBP
$1,990 USD
View
12 more retailers have this diamond
Prices start from £207 GBPSave up to £1,267 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
0.54ct Marquise
£207 GBP