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Round|Lab Grown|IGI

0.81ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG480149141

Shape and cutting style on the report: Round brilliant

Certificate IGI LG480149141

Diamond specifications and retailer prices

From £242 GBP
$322 USD
As of October 29, 2026
Save £555 GBP (70%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £796 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.81ct lab-grown round diamond

This 0.81ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG480149141 or 480149141. Listed at 4 retailers as of October 29, 2026, with prices from £242 to £796, a £555 spread on the same certified stone. MOH London lists it at £796. 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

0.81
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480149141
Dimensions5.94 × 5.98 × 3.67 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
5.94 mm5.98 mm0.81 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG480149141
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £796 GBP|Low: £242 GBP|High: £801 GBP|Avg: £423 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 4£242 GBP
Retailer 2£321 GBP
Retailer 3£340 GBP
MOH London£796 GBP

16 data points across 4 retailers

4 retailers£242 GBP to £796 GBP

B+
Cheapest Retailer
-
£242 GBP
$322 USD
B+
Retailer 2
-
£321 GBP
€407 EUR
View
B+
Retailer 3
-
£340 GBP
$453 USD
View
Most Expensive
B
MOH London
LG480149141 · Oct 29
£796 GBP
View
3 more retailers have this diamond
Prices start from £242 GBPSave up to £555 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+
0.81ct Round
£242 GBP