Round|Lab Grown|IGI

1.50ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG567367584

Shape and cutting style on the report: Round brilliant

Certificate IGI LG567367584

Diamond specifications and retailer prices

From £192 GBP
$256 USD
As of October 28, 2026
Save £496 GBP (72%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £859 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG567367584 or 567367584. Listed at 21 retailers as of October 23, 2026, with a 258% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567367584
Dimensions7.31 × 7.25 × 4.51 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
7.31 mm7.25 mm1.50 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG567367584
Side View
Table 59.0%Crown 35.8°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: £859 GBP|Low: £165 GBP|High: £1,045 GBP|Avg: £442 GBP|-17.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 7£165 GBP
Retailer 6£192 GBP
Retailer 3£213 GBP
Retailer 8£213 GBP
Retailer 5£362 GBP
Retailer 2£401 GBP
Retailer 10£402 GBP
Retailer 11£428 GBP
Retailer 9£686 GBP
Retailer 4£688 GBP
MOH London£859 GBP

27 data points across 11 retailers

21 retailers£192 GBP to £688 GBP

A
Retailer 1
-
£165 GBP
$220 USD
Price last confirmed 25 days ago
A
Retailer 2
-
£172 GBP
$229 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
£172 GBP
$229 USD
View
Price last confirmed 11 days ago
A
Retailer 4
-
£192 GBP
$256 USD
View
Final sale: no returns
A
Retailer 5
-
£200 GBP
$266 USD
View
A
Retailer 6
-
£200 GBP
$266 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
£208 GBP
$277 USD
View
Price last confirmed 41 days ago
A
Retailer 8
-
£213 GBP
$284 USD
View
A
Retailer 9
-
£213 GBP
$284 USD
View
Price last confirmed 27 days ago
A
Retailer 10
-
£213 GBP
$284 USD
View
Price last confirmed 17 days ago
A
Retailer 11
-
£213 GBP
$284 USD
View
Price last confirmed 13 days ago
A
Retailer 12
-
£255 GBP
$339 USD
View
Price last confirmed 40 days ago
A
Retailer 13
-
£362 GBP
$482 USD
View
A
Retailer 14
-
£401 GBP
View
B+
Retailer 15
-
£402 GBP
$536 USD
View
B+
Retailer 16
-
£428 GBP
$570 USD
View
B
Retailer 17
-
£686 GBP
$913 USD
View
Price last confirmed 20 days ago
B
Retailer 18
-
£686 GBP
$913 USD
View
Price last confirmed 25 days ago
B
Retailer 19
-
£688 GBP
$916 USD
View
B
Retailer 20
-
£830 GBP
$1,105 USD
View
Price last confirmed 38 days ago
Most Expensive
B
MOH London
LG567367584 · Oct 21
£859 GBP
View
Price last confirmed 8 days ago
20 more retailers have this diamond
Prices start from £192 GBPSave up to £496 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
1.50ct Round
£192 GBP