Marquise|Lab Grown|IGI

3.64ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG816631157

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816631157

Diamond specifications and retailer prices

From £1,682 GBP
A$3,468 AUD
As of October 31, 2026
6 retailers carry this diamond
Most expensive: £5,202 GBP at Brilliant Earth · As of October 6, 2026
View at Brilliant Earth

About this 3.64ct lab-grown marquise diamond

This 3.64ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816631157 or 816631157. Listed at 6 retailers as of October 31, 2026. 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

3.64
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816631157
Dimensions16.38 × 7.97 × 4.98 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.38 mm7.97 mm3.64 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816631157
Side View
Table 60.0%Crown 34.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £5,202 GBP|Low: £914 GBP|High: £6,008 GBP|Avg: £2,236 GBP|+1.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 19, 2026
Retailer 9£914 GBP
Retailer 12£1,009 GBP
Retailer 4£1,105 GBP
Retailer 11£1,108 GBP
Retailer 5£1,314 GBP
Retailer 2£1,682 GBP
Retailer 10£2,116 GBP
Retailer 6£2,444 GBP
Retailer 8£2,969 GBP
Retailer 7£3,181 GBP
Brilliant Earth£5,202 GBP
Retailer 3£6,008 GBP

15 data points across 12 retailers

6 retailers

Retailer 1
-
£1,105 GBP
$1,481 USD
Price last confirmed 26 days ago
Retailer 2
-
£1,108 GBP
$1,485 USD
View
Price last confirmed 25 days ago
B+
Retailer 3
-
£1,682 GBP
A$3,468 AUD
View
Retailer 4
-
£2,116 GBP
$2,835 USD
View
Price last confirmed 25 days ago
Retailer 5
-
£2,444 GBP
A$5,038 AUD
View
Price last confirmed 27 days ago
Most Expensive
Brilliant Earth
21652479A · Oct 6
£5,202 GBP
$6,970 USD
View
Price last confirmed 24 days ago
5 more retailers have this diamond
Prices start from £1,682 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.

B+
3.64ct Marquise
£1,682 GBP